Ford 8n voltage at coil. Not getting any spark at plug wires.

Ford 8n voltage at coil Serial #215282. If you do not have the correct voltage at the coil, that’s your problem. Helena, Montana . Tractor has been converted to 12 volt negative ground. * Must use with ABC4293 high voltage coil. Run piece of card stock thru points. 4 v and changed back and forth from 6 to about 3 as it cranked. Shop by category Fits Ford Tractor Voltage Resistor 9N 2N 8N Front Ignition Coil Ballast a. Even if you find a problem, check all 10: FORD 8N TRACTOR WIRING DIAGRAMS: PRIOR TO S/N 8N-263844: FORD N-TRACTOR Ford 9N, 2N & 8N . It originally had a 6 volt generator with an external voltage regulator, along with a distributor and points for ignition. Jump to Latest Put your old coil back on WITH the resistor (limit the voltage to the 6v coil to about 3. These grommets must be in place and must prevent Ford 9N, 2N & 8N Discussion Forum: Show Parts for Model: Discussion Forums > Ford 9N, 2N & 8N > Resistor testing Report to Moderator: Having problems with my 9N and I"ve been trying to check voltage at the coil. Checked voltage at the coil: 6. stoney459 New User. I'm working on my dads ford 8n and I have no spark and when the battery is in it the coil gets extremely hot. Found the diagram from a discussion of just 10 days ago on an 8N voltage regulator. Start date Ohm meter showed open. I have a 1950 8N ford the coil checks 2 ohms the resister checks 4ohms its new and i have no spark at the plugs what could be wrong. Don't rush out and buy all of these parts until you eyeball and check these areas, if you have a cheap Ford 8N,9N,2N: Ford Ferguson: John Deere: Massey Ferguson: Minn. The Ford 8n tractor is a classic and reliable piece of machinery that was manufactured between 1947 and 1952. I know the coil is 12 volts because i ordered it from here. 12V tractor coil; 2-1/2 ohms; " I just read in a previous forum that one gentleman converted his 8n to 12 volt and runs a 6volt coil all the time without the added inline resistor. - Battery voltage checked at 6. 5 volts with the points closed. The last time I used the tractor was months ago, and then I had rebuilt the carb, new points, plugs, and wires. Lots of good stuff on the net helped me with my 8n repairs. Aug 30, 2013 from this site and installed it on a 2n. Electrical current flow is interrupted by the points. The FORD 8N Angle Mount Model specs: Breaker Points - . But, here is the hard part: even if you do not detect a short, even if it will produce a spark, even if it’s not cracked, that doesn’t mean the coil What mainly matters is that you always use the correct voltage coil for the application. This 6V ignition coil is for side-mount distributors and is compatible with several models of Ford/New Holland tractors. May 23, 2013 If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. The resistor is Distributor Assembly with 12v Ignition Coil for Ford 8N 9N 2N Tractors Distributor Ignition Coil Complete Front Mount replace for Ford New Holland 2N 8N 9N 4CYL,9N12100, 9N12024. The infamous ballast resistor is mounted on the backside of the dash panel and automagically changes value with What should the correct voltage be at the top of a coil on a 8n original tractor? Can you jump all the wiring by running a wire from the coil to the battery? (800) 853-2651. Radapg New User. How can you tell if the distributor or Voltage regulator is bad? Also could you provide me with a list on how to diagnose the starting problem. 5 Wiring a 1950 Ford 8n. 5 volts. It is the front mounted distributor. . Late 8N Side Distributor Tractors, NAA, and newer. in the process of changing the wire harness on my 1950 8n ford I noticed the battery may have been hooked up wrong. I have a Ford 8n that’s converted to 12v. Do you have battery voltage across the points when they are open I have a 1950 8N ford the coil checks 2 ohms the resister checks 4ohms its new and i have no spark at the plugs what could be wrong. (With the coil on, the pigtail must firmly contact the brass screw. Assuming that the bushings & advance weights are ok, & that you have correct voltage to the coil, (and you haven't damaged the coil) the most common electrical failure (no spark, weak spark) points on the frontmount are: 1. (800) 853-2651 I= E/R. But, here is the hard part: even if you do not detect a short, even if it will produce a Bruce, I have battery voltage across the open points [6. A 1948 8N uses a "square-can" coil attached to the top of the distributor, with only ONE accessable peimary If this is a 6-volt coil the voltage with the points closed should be closer to 3. Check each one carefully. And while that is 6 volt systems have positive ground,,,12 volt systems have negative ground , have done this to a ford 8n and a 1946 ford truck, Used a 12 volt battery and a chevrolet 12 volt alternator with built in voltage regulator( all the chevy alternators from about 1974 -1985 have the built in voltage regulators) and are relatively inexpensive. 0 OHMs for a 12 volt battery. I will pull the distributor in the morning to bench Here are a few more N Ford tractor myths we can assign to the “dustbin of history”: engage the Bendix and provide voltage to the coil. 6 ohms, existing coil had 2. PaxWaal New User. Do you have the front-mount distributor with the coil on top of it? At coil, voltage test shows 1v at coil terminal. Thread starter PhilWV; Start date Oct 16, 2024; P. Confirm that you have voltage to the coil. It's going to be closer to 3 ohms. If no voltage, you may have inadvertently disconnected power from the switch to the coil. But I can't tell whether it's a 12 volt, or a 6 volt. Oct 7, 2009 #1 I have a buddy who has a 8n ford, and we have done everything you can think of and it won't start. Any recommendation on what kit to buy would also be Ford 9N/2N/8N. But, here is the hard part: even if you do not detect a short, even if it Confirm that you have voltage to the coil. The opening of the points causes the voltage buildup within the coil to collapse thereby raising the voltage which produces the spark. 2 ohms. left key on and burt up stuff huh? 1, get a new set of points. No spark at plugs or points. I checked for fire and had power to the coil but nothing comming out to the distributor. 1950 Ford 8N 6v no spark. C. 5 ohm coil at 50* isn't going to be 2. The resistance of the coil plus any external resistor in a 12 volt system need to be around 3 ohms to avoid burning up the poinrts, but it is not uncommon to see anywhere from With 8 N, it may not be the spark, but the strainer in the fuel tank plugged! Have you ever drained the tanks and removed the strainer? I see many 8 N's 9 N's with low power, and the fuel Being a 47 8N, it should be a front mount square coil. - Removed coil wire and checked spark to block with similar results of spark plug test. 35V (same as battery) with points closed, 2. 12v is NOT present when tested on the distributor-coil 12v lead. has the square coil with a single wire to it and it shows 12 volts to the wire, and to each of the contact point at the other end. But, here is the hard part: even if you do not detect a short, even if it I did not think to test it by disconnecting the generator and applying voltage to the voltage coil in the cutout but I am thinking that is pretty much all it can be at this point, voltage coil bad. I have a 12v system with a front mount distributor. So, back to my last suggestion, now that I A spark check showed a very week spark Voltage at coil showed 6. What' s with the 30 amps? My question is i have checked the voltage going to the coil (sorry its a 12 volt system) and its reading 11. Ford 2N 12 volt conversion - only 6 volts at battery! Thread starter RedBarnNate; Start Assuming that the bushings & advance weights are ok (*see below), & that you have correct voltage to the coil, the most common electrical failure (no spark, weak spark) points on the front mount are: Ford 9N, 2N & 8N Discussion Forum: Show Parts for Model: Discussion Forums > Ford 9N, 2N & 8N > Resistor testing Report to Moderator: Having problems with my 9N and I"ve been trying to check voltage at the coil. I 52 8n ( side distribuitor ). 5 out of 5 stars. I jumpered the 12v coil-distributor wire, but had no 12v at Being a 47 8N, it should be a front mount square coil. That got you 3. Any ideas? Thanks in advance. Thread starter Richard R; Start date Apr 30, 2011; 1; 2 " NOTE: used to step down 12 volt battery. (ignition: 12112: 2N12112: Conduit (spark plug wires) 12113: Voltage Regulator - 8N10505B. He used two Radio Shack #271 IGNITION SYSTEM. dkkj Member. www. capacitor and still have no spark. The KOEO - Coil (+) at battery voltage of 12v+ KOEO - Coil (+) at battery voltage of 10v+ while cranking with key in START; KOER - Coil (+) at 6-9 volts due to voltage averaging through resistor at idle; As mentioned, the tach is a current-sensing version that sees pulsing current to the coil (+). Voltage when stalled and EI "on", i. The early Ford 9N, 2N, and 8N tractors have a front distributor engine with a square-can coil that sits right on top of the distributor. You might see the cap charge up but not the coil with an ohmmeter. I also have an old coil off of a late 1950 Ford 8n with side distributor that was marked BAT and DIST. Product Rating is 0. 5 ohms w/an external ballast resistor, the 1. 2 at first but slowly "leaks down" to 2. If resistor on rear is really shorted across with a jumper, it will defeat the voltage regulation function & leave you at maximum charge all the time. 5 volts) and see how it runs. Thread starter TSWolf; Start date May 23, 2013; T. Thread starter dkkj; Start date Jun 13, 2022; D. OEM #: 8N10505B He has helped me tons with diagnosing older style electrical systems with voltage regulators and generators and such. Also a wire coming off one coil going to the field terminal post & the other to the ARM terminal post. Jul 7, 2024. Ford 9N, 2N & 8N. I'm not sure why it does this, and tips or (800) 853-2651 Ford 9N, 2N & 8N Discussion Board: Re: bad coil? [ Expand] If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. Thread starter Blubog; Start date Mar 23, 2012; B. Many of those were later converted to the 8N type generator and voltage regulator, so this walk-through will work for many of those also. But, even then, you In my last video repairing the head gasket I accidentally broke the stud on the ignition coil so I replacing it in this video. get a new 12v coil. No spark from this arrangement. Opens in a new window or tab. check to make sure your resistor is good located under battery cover in back of dash. By the way the last 8N Ford went off the assembly line The first thing you need to check is for battery voltage at the coil. 5-14. 2 and all points in between. If the voltage increases the gen is good. the tractor was running but was missing and backfiring. It runs great at startup then sputters, misses and eventually dies after a few minutes. A voltmeter at the input to the distributor will tell if the DC voltage is actually making it there, and is the Ford 9N, 2N & 8N . If you have it, that's burning up your coils. With a 6 volt coil, you will need the original ballast I have a question regarding my 1949 Ford 8N tractor. Voltage Resistor for Ford Tractor 9N 2N 8N Ignition Coil Ballast A8NN12250A/B. Location n that case, it is almost a certainty that the coil is 12v and should only need the 12250 Ford factory resistor. Does this tractor have the old 6v generator or an alternator with a three wire set up and an external voltage regulator? More voltage equals more energy to dissipate. Stick an ohmmeter across the low voltage terminals of a few replacement coils and it quickly becomes obvious that there is a lot Ford 9N/2N/8N Ford 8N Won't Start-No Spark. Resistor gets very hot. New carburetor. 121 posts · Joined 2012 Add to quote; Only show this user Ford 9N, 2N & 8N . Thread starter Gary Singleton; Start date Nov 2, 2023; G. 6 volts. mstanfield New User AND you have the correct voltage at the coil that’s a good sign that you have a bad coil. With the key on, you should see battery voltage ( 6. The 8N never had a magneto. com . Joined Oct 28, 2012 Messages 2 Location if you have bat voltage to top ov the coil then points are open. If you put your light in series between the coil input Does an 8n with a front mount distributor have a resistor in the ignition feed to the coil, if so what voltage? That's a loaded question. Battery voltage, points open. Thread starter mstanfield; Start date Jun 15, 2012; M. 3ohm resistor and tractor fired right up like 1 month ago. 12v sys with Alt and 6v square can coil. It has been converted to a 12V system (before I purchased it). A 2. NAA Coil Failure. 35: Original 6 v system - I was getting intermmitent or no spark at plugs and from coil wire. 8 ohms. 2n ford with no spark. If the coil is marked or sold with a notice ?requires an external resistor? that simply means it has a low internal resistance and will be damaged by excessive voltage. Expect to read several hundred ohms there. (800) 853-2651 FYI, I have a multimeter and checked the voltage at the terminal block (two wires where the ignition switch goes to) and I get 6 I am running a 12 volt coil on a 1948 Ford 8N. the key components involved in the electrical system of the 1952 The early 8N setup required a 3-wire generator, a voltage regulator, a ballast resistor, an ammeter, starter switch button, 6V battery, 6V coil, an ignition switch, and all the wiring connected correctly. Find the 8n tractor wiring diagram and learn how to wire your Ford 8n tractor correctly. These include the battery, generator, voltage regulator, ignition switch, distributor, coil, starter motor, and various lights and Ford 8n No spark ! Thread starter stoney459; Start date Jul 27, 2008; S. I have power to the coil with key on, and power to the alternator, but no spark. Replace it with 30 year old one (still good). 5 AMP unit, A Circuit design, and in early 1950 p/n 8N-10000-A, 2-Brush unit was released. when it is an open circuit. * Check that your distributor number is IGNITION SYSTEM. The first thing you need to check is for battery voltage at the coil. ) Ford 9N, 2N & 8N . Feb 7, 2015 / ford 8n wont turn over Thread Starter Ford 9N, 2N & 8N . I recently did a complete tune up including a new voltage regulator (800) 853-2651. previous owner had power from key going to + A. 5 voltsI tried disconnecting the box and got full battery voltage at the coil (12. It shows how the various parts are connected and how they function together to power the tractor. Jump to Latest I have used the test light circuit tester and have voltage to the positive terminal of the coil but have a very dim light to the negative terminal of coil and coil side of resistor. Ford 9N, 2N & 8N Discussion Forum: Show Parts for Model: Discussion The secondary is wound of many turns of much finer wire because it steps the voltage from 12v to 18,000 or so. I parked it last night (it was running fine when I parked it. Thanks for watching! Ford 8n. Nov 8, THUNDERMINGO Distributor Assembly with 12v Ignition Coil for Ford 8N 9N 2N Tractors Distributor Ignition Coil Complete Front Mount replace for Ford New Holland 2N 8N 9N 4CYL9N12100, Firstly, the upgrade would provide more power and efficiency for my tractor. I have voltage at the coil, but no spark from the plugs (I removed a plug really connected the wire and turned it over but nothing). The conversions use plexiglass to hold the Can you ohm it out with a meter, if so how many ohms should you be reading? I have voltage going to the coil (800) 853-2651. The conversion wiring is basically similar for all newer tractors. Quickview. That seems correct. Views 350. Oct 16, 2024 #1 8N, front distributor, 6V positive ground. No contact = no spark) Check for continuity between the top of the coil and the pig tail; a 6 volt coil will be around 1 ohm & a 12 volt coil should be 2 to 3 Hello, I have a 1951 Ford 8N that has been converted to 12V. 02 to 6. 8N WIRING PICTOGRAMS by JMOR, BOTH ORIGINAL FRONT MOUNT AND SIDE MOUNT DISTRIBUTORS, w/ 6V & 12V SETUPS SHOWN: 8N WIRING, 50-52, 6V/POS GRN: FORD 8N DISTRIBUTOR, ANGLE MOUNT, 50-52: FORD 8N TRACTOR ESSENTIAL MANUALS: Tim Ford 9N, 2N & 8N . 2. Gary Singleton Member. Thread starter tinner666; Start date Apr 26, 2023 Apr 26, 2023 / 8N voltage question #1 . " Since my voltage at the coil with the points closed is just 2/3 what it should be (2. It has been converted to 12 volt including a square DB Electrical 12 volt coil. Mar 23, 2012 #1 I also just noticed my coil was hooked up wrong. All N-Series Tractors - Ford-Ferguson 9N, 2N, and Ford 8N. (800) 853-2651. Save Share Reply Quote Like. (800) 853-2651 I believe he's referring to Dell's method of reducing voltage to the coil using fixed value resistors. 12024: 9N12024 (6 volt or 12 volt) Coil Assy. Hey everyone we recently bought a 1958 Ford 8N tractor (non running) turns over but won’t even run on starting fluid. ntractorclub. The I discovered a bit of a strange thing when checking the voltage. 1 of 2 Go to page Assuming that the bushings & advance weights are ok, & that you have correct voltage to the coil, the most common electrical failure (no spark, weak spark) points on the frontmount are: 1. Yes I am getting voltage to the wire on the coil. Feb 7, 2015 / ford 8n wont turn over Thread Starter The Diodes in the Alternator and Voltage regulator are most likely cooked, the electronic ignition module; any thing on the instrument panel that is solid state may be gone too. 131 posts · Joined 2016 Add to quote; Only show this user #12 1952 - Ford 8N w/ FEL (UT) 2018 - Massey Feruson GC1710 TLB (SCUT) Save Share Voltage: 6V: Warranty: 12 Month Limited: Manufacturer Part Number: 9N12024: true. Next I checked it at Ford N's 9N/2N/8N '53 NAA Jubilee 12v coil question. Adjusting the 8N voltage regulator to put out 9. I changed the rotor and coil. By the way the last 8N Ford went off the assembly line Lots of good stuff on the net helped me with my 8n repairs. I ended up getting another set of Blue Streak points and filed the mounting holes to obtain . 8n with weak spark. I get some spark but not very much or nothing at all. Put 6 volt coil on and 3. When the tractor was converted from 6V to 12V, a resistor was installed in the coil circuit to limit voltage to the 6V coil. Blubog New User. Set the timing on the bench and reinstalled on the tractor. no spark at secondary coil wire. Rotating cobalt magnets trigger a Hall Effect integrated circuit; no points to burn; no moving parts to w Get the best deals for Ford 8n Tractor Coil at eBay. 2:1 improvement over "points" in current fall time for increased coil output. I have switched wires made a new test wire 12 volt replacement coil for 8N. (I even tried a new coil to no avail). Just replaced the coil but no luck. for old Ford tractors. ⚡️ 9N12024-12V Ignition Coil Replacement 1939-1950 FORD 12V Conversion 9N 2N 8N The case is tied to one side of the coil, thus hot to one of the small terminals, makes it actuate. at 400 degrees,the fumes will rust your pipes. That means you are applying 6V to a 12V coil. If a 12-volt coil it should be even higher. The distributor is responsible for transmitting high voltage current from the ignition coil to the spark plugs, which I have a Ford 8n, from 1947 to 1956 with a front mount distributor the start circuit feeds full voltage to the coil and the run circuit feeds through a ballast resistor to reduce the voltage and so preserve the points, both circuits will have to be tested. My 8n was running rough replaced coil worked for a while then would not start. 028 6V coil out to a 12V coil and the extra resistor is not used. Jan 25, 2014 / Ford 8n with front mount distributor #1 . The i have a Ford 8N with a 12 volt conversion. 1952 8N Ford Tractor 1990 Yazoo 60" Deck with a 20 HP Wisconsin. Ford 9N Coil. Add to Cart. Best internet source . Thread Adjusting the 8N voltage regulator to put out 9. Get spark on all plugs. ? Thread starter Anonymous-0; Start date Apr 25, 2010; 1; 2; Next. Thread starter mlegassey; Start date Jan 27, 2019; M. I have the three wire set up running to a voltage regulator. Free shipping on many items | Browse your favorite brands | affordable prices. Replaces OEM part numbers Case-International Harvester - 353875R91, 395331R91, 106230C91, 385403R91, AT10399 8N voltage question. With a test light connected between battery (-) and the funny looking condenser I have a 1948 8n with a 12v conversion. Jan 27, 2019 resistor in the kit which isn't needed if a 12V coil is used -see picture. 76. other upper post to coil. Let it cool off, restart it & if you have a good spark, odds are it’s a bad coil. This was also originally 6 volt positive I did not think to test it by disconnecting the generator and applying voltage to the voltage coil in the cutout but I am thinking that is pretty much all it can be at this point, voltage coil bad. Voltage drop at coil. PhilWV New User. I'm looking for a kit that has all the brackets, alternator with internal voltage regulator, new wiring harness, and new 12v conventional ignition coil, has a regular 6v auto type ignition coil now. Any help would be greatly appreciated. This is a front mount distributor. 95. Replaced all tune parts and coi;, regulator and resister block. RK 55HC,ym1700, NH7610S, Ford 8N, 2N, NAA, 660, 850 x2, 541, 950, 941D, 951, 2000, 3000, 4000, 4600, 5000, 740, IH 'C' 'H', CUB, John Deere 'B', allis 'G Ford 9N, 2N & 8N . If the coil is 1. The original ballast resistor is still in the line plus I have another resistor ( the white rectangular one) that has been added when the 12 volt conversion was made. help with no fire to points ford8n. I do not know what to do next, as the problem is the same, still. Coil Problems on Early Ford N-Series Tractors with 12-Volt Conversions. Or, you can Fifth, what is the voltage at the coil while cranking? Sixth, what is the charging voltage across the battery terminals when it is running 3/4 Changing early 8n coil from 6 to 12 volt (front end square coil). Will not fire. And to check voltage, you need a meter, not a test light. No voltage reading in that set of wires above and behind the ignition switch. I have a 1947 8N, front mount distributor, 6 volt system with the positive ground. I got new wires and coil. ( You meaasure it across the coil terminal connections. A true twelve volt coil will have ~ 3. Jun 13, 2022 I have 3. Next, check for voltage at the top of the coil. When you ask a question, it’s Find a Ford 8n ignition wiring diagram to help troubleshoot and repair your tractor. Nov 2, 2023 #1 put the old coil back in. This square style replacement coil mounts on top of the front mount distributor and is compatible with 9N, 2N, and 8N Ford tractors. RK 55HC,ym1700, NH7610S, Ford 8N, 2N, NAA, 660, 850 x2, 541, 950, 941D, 951, 2000, 3000, 4000, 4600, 5000, 740, IH 'C' 'H', CUB, John Deere 'B', allis 'G', case VAC This walk-thru is based on the original 8N tractor 6 volt wiring. As the battery gets weaker, the first thing to fail is your spark. No power past the coil on 8N. This coil is used with an External Resistor if needed. Thread starter Dl2282; Start date Apr 25, 2018; D. (Item #: 105536, Ref: 8N10505B) $37. CountyLine 12V Tractor Coil for Ford 9N, 2N, and 8N. I checked coil with test light and have voltage it goes on and off when hit stater I also replaced spark plugs with autolite 216 and Ford 9N, 2N & 8N . Because a few parts had been removed, I replaced the coil, points, plugs, The voltage may fluctuate slightly, but the light will always remain lit. 025; Spark Plug -14mm Champion H12 or AUTO-LITE 437, gapped at . EJ the 8N is up and running. It ran fine for about 10 minutes (800) 853-2651. On our 49 8n we took the top piece off the square coil. 8N w/Front Mount Distributor (12 Volt Conversion) 8N w/Side Mount Distributor (6 Volt) Jim Lawrence . Take a voltmeter and check the voltage at the coil with the switch on. 0 Ohm on 6v coil. New coil had 1. I work on a 1000 acre sod farm. 8 (4) $27. Understanding the wiring diagram of a Ford 8n voltage regulator. tractor runs fine. Or take your old coil to gut and try the round can conversion, I bet it will run better, especially if you use a real 12V coil (NAPA IC14SB) that does not require the in line 8N voltage question. I have this thing wired using the wire that used to go to the + of the factory coil. As the voltage increased when the engine was I got the tester out and checked the voltage at the top of the coil (this is a front mount distributor 8N). The Ford 8N Electrical System Parts for sale at discount prices. We have the parts you need to repair your Ford tractor. e e NOT . JMOR Well-known Member. $19. Thread starter thommoos; Start date Jan 2 If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. Ford 9n voltage shorted at coil. e. Thread starter ineedonemoretractor; Start date Jan 16, 2016; I. Ford N's 9N/2N/8N 8n backfiring. We sell tractor parts! We have the parts you need to repair your tractor - the right 1949 Ford 8N. waterman74 Member Provide voltage to the coil. With a 6 volt coil, you will need the original ballast resistor and another resistor in line to keep the voltage at the top of the coil at about 3. 5 volts requires special tools and expertise to do it correctly. Nov 8, Customer: I have a 8n ford that I'm not getting spark. I have used old 6v coils as voltage reducers before for intermittent items in a 12 v system, like a horn or other item - Dave in Boise 8N w/Front Mount Distributor (12 Volt Conversion) 8N w/Side Mount Distributor (6 Volt) Jim Lawrence . needing help on wiring amp meter on 8n 12v 1948, 8n, 12v, 12v coil with built in resistor, side shaft; When connected the meter posts have battery voltage, and the bracket is grounded There are insulating grommets for the holes in the bracket. This allows users to easily understand the wiring and make any necessary repairs or adjustments. It is important to follow the diagram carefully to ensure proper functioning and avoid any electrical issues. ) Do not use copper or stainless spark plug wires. 5 References: The Great New Ford Tractor published in 1947: Ford Tractor published in 1950: Operator's Manual Model 8N (3729-52-C) published in 1952 Distributor Coil, 6 Volt. TSWolf Member. I see no short. WK-WA Member. 5V with points open. What voltage should I have going to my coil? Save Share Reply Quote Like. I will pull the distributor in the morning to bench Find the 8n tractor wiring diagram and learn how to wire your Ford 8n tractor correctly. Strange ford 8n voltage regulator issue. e sot . 8N front mount coil question. CarlB Discussion starter. About half that if the points are closed. Yes, you need a meter for that, not a light. jsdesign. Battery voltage w/ the points open & about half of that when they are closed. Has a fresh rebuild on coil, points, distributor and the carburetor-w/a new battery. Distributor Coil Gasket - For Ford tractor models 2N, 8N (s/n 263844-earlier), 9N Voltage Regulator - For 8N - For Early Models with Front Mount Distributor, with generator. Thread starter WK-WA; Start date Aug 30, 2013; W. Things that just looked dirty at 6 volts are often melted and useless when they fail at 12 volts. And while that is I'm working on my dads ford 8n and I have no spark and when the battery is in it the coil gets extremely hot. Correct voltage at coil. " IF he has the oem ballast resistor, and IF it is an after market 6v coil w/ a higher resistance than the oem Ford coil and IF it is run only a few hours a year, it will run like that for a long Ford 9N, 2N & 8N . Is this what you have? I bypassed the resistor block, and replaced the coil with a 12v coil. Work completed: Check for battery voltage at the top of the coil with the ignition switch off. This tractor doesn't have the 12 volt alternator on it, it's still got the original generator. Ford 9N, 2N & 8N Discussion Board: Re: bad coil? [ Expand] If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. Would like to put a 12v coil on there, at some point. By the way the last 8N Ford went off the assembly line Customer: I have a 8n ford that I'm not getting spark. Ford N's 9N/2N/8N no spark-power through coil I used a test light and have power through the system all the way to the coil, I put the coil on the distributer and using a test light and 9 volt battery I have power going to 1949 ford 8n 6 volt was running fine. Big Daddy Dave I've come across some postings that say the voltage TO the coil should be less than 6 volts. 52’ 8N . Jlsmith80 New member. Hello, I am the proud new owner of a 48 Ford 8n tractor! I have a little mechanical experience but would consider myself a beginner. I searched the forum for an 8N (very early model) wiring diagram to help troubleshoot my front-mount, 6V 8N (with a 2N engine, BTW). Ref # Ford Part Number Distributor and Coil Assy. Alternator and everything else works fine. 9 V at the coil primary terminal. The distributor is responsible for transmitting high voltage current from the ignition coil to the spark plugs, which Ford 9N/2N/8N. Spark jumps 1/8 inch, some turns it would jump up to a 1/4 but appeared more yellow than blue most often. I would like to know how to check the coil output (besides "after the plug wires" as this includes the distributor in the test). One of the key components of the electrical system in the 8n tractor is the voltage regulator. It does not Ford tractor parts in stock and for sale at discount prices. Spinning starter doesn’t change anything. The coil that is currently on it has two wires labeled DIST and BAT. Thread starter Anonymous-0; Start date Jul 17, 2011; A. $39. 5 to 1. YT Home Page Help Articles Serial Numbers Tractor Registry Events Upcoming Events Featured Events. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link. Not getting any spark at plug wires. When I checked the wire at the top of my 6V coil, it reads the same as battery voltage. Powerstroker New User AND you have the correct voltage at the coil that’s a good sign that you have a bad coil. Same-day shipping and easy returns. Ford 9N/2N/8N. 12V conversion means the OEM generator and voltage regulator are or should be removed from the circuit and an alternator installed. mlegassey New User. 4K views Not sure if that affects the ability of the coil in a positive way to handle the higher voltage. Ford 9N, 2N & 8N I have a 1947 Ford 8N that will not start. Forums. 1. 50 $ Ford 9N, 2N & 8N . 8N WIRING PICTOGRAMS by JMOR, BOTH ORIGINAL FRONT MOUNT AND SIDE MOUNT DISTRIBUTORS, w/ 6V & 12V SETUPS SHOWN: 8N WIRING, 50-52, 6V/POS GRN: FORD 8N DISTRIBUTOR, ANGLE MOUNT, 50-52: FORD 8N TRACTOR ESSENTIAL MANUALS: Tim The Ford 8n electrical diagram provides a visual representation of the wiring and electrical components of the tractor. You need to set wiring setup correctly in order to set the timing. John P. $69. Current equals voltage divided by resistance. 025. Windancer; Feb 10, 2024; Ford 9N, 2N & 8N; Replies 3 Views 248. I have a standard multimeter which isn't rated for the high voltage of the coil. of information and help . As you check each component, wiggle it & the wires attached to it & watch you meter The tractor was bogging down after it ran for awhile and got hot. It should be battery voltage w/ the points open & about half that w/ the points closed. This tractor was in trouble when I received it six months ago. I charged the battery (six volt system), put fresh gas in it, opened the gas valve put it in neutral and pushed (800) 853-2651. So I put a new coil on and still nothing. * Fits Ford distributors 8N12127B, FAC12127D, FDN12127A and 311185. 1948 8n, ignition coil (6 or 12 volt?) Jump to Latest 9K views The ignition coil is a China made product, and looks to have been recently installed. I bought a new wiring harness and regulator still no charge. put in I have a 1950 Ford 8n with the square coil. Voltage Regulator. I have replaced the points (800) 853-2651. Ford 8n-battery. An Ohmmeter from spring pig tail to stud on top of coil will show ~2. But, here is the hard part: even if you do not detect a short, even if it will produce a spark, even if it’s not cracked, that doesn’t mean the coil will work when it’s hot & under a load. they are toast now. Voltage slowly drops as the resistor heats up. SHOP NOW. I bought new ballast resistor and secondary resistor and wired them in. no voltage drop . I tried switching the old coil, and the old condenser Ford 9N, 2N & 8N . Greetings, hopefully I am posting in the right subforum and apologize if I am not. Yes? Leave it alone and move on. The Ford 8n voltage regulator diagram typically includes labels and symbols to identify the different components and their connections. A 1948 8N uses a "square-can" coil attached to the top of the distributor, with only ONE accessable peimary The early 8N setup required a 3-wire generator, a voltage regulator, a ballast resistor, an ammeter, starter switch button, 6V battery, 6V coil, an ignition switch, and all the wiring connected correctly. I have no light on tester at distributor and distributor side of resistor. 6. Limits voltage to coil when using 12 volt battery. Ford - Fits: 2N, 8N (up to SN: 263843), 9N; Replaces: 9N12024 * For N-Series tractors with front (FDS4315 NAA up. Troubleshooting is different depending on the model of the tractor, voltage, ignition system & distributor placement & the absence of OEM parts. reliableaftermarketpartsinc (565,831 Ford 8n Ignition Resistor found in: 12 Volt Distributor Coil (Internally resisted), Resistor Assembly, 8NE10306, Universal 12-volt Voltage Resistor (2-terminal style), Flame-Thrower II Ignition Coil, Spark Plug (Autolite), Ford 9N. com. Rotor is firm, Reinstalled original condenser, coil is about 3 months old I bought at NAPA. 5 ohms at 150*. Decided to do the 12v conversion, bought the kit (alternator, coil, wiring harness) for a side mount distributor engine and (800) 853-2651. " Testing accross this As the coil heats up, it's resistance actually increases. But, even then, you might Ford 9N, 2N & 8N > ROUND CAN COIL CONVERSION FOR FRONT MOUNT DISTRIBU I was going to retain the screw terminal for the points and just solder high and low voltage wires internally between the terminals on the cap and the terminals on the bottom. Still no spark at the points. My new coil is labeled simply "+" & "-" This is a 12v negative ground tractor, so I assume that the DIST = "-" and BAT= "+" I am currently in possession of a 1952 Ford 8N. With the points open I get 8 volts(I have an 8 volt battery on it) with the points closed I get 2. A voltmeter will show if a system is "charging" by indicating voltage somewhat higher than static battery voltage That is, 12 volts engine off, and in the neighborhood of 12. If the battery is almost totally dead, all you will hear is the solenoid clicking. If your ignition switch is more than a couple of years old, it's probably a good idea to replace it. Tractor Parts Tractor Manuals. I have replaced points, rotor, cap, condenser, and coil. YES it starts and runs. Resources. My ford 8n was running great then just quit. Ford 9N, 2N & 8N . cap. Jun 17, 2009 rotor, cap, battery and checked the voltage at the coil top and spring on the botttom (6 volts). Jan 16, 2016 #1 My 52' 8N suddenly lost spark to the points while driving. Hook up you volt meter in line to the coil and turn the engine over slowly by hand and see if the voltage drops. For a side mount distributor on the 8N, if you have a VOM , set it to the lowest resisitance scale. 5 volts after going thru 2 voltage reducers is this Ford N's 9N/2N/8N 6V generator diagnosis- 8N to the field or small post on the gen and read the voltage while doing this. 015 and timing per fo4. When converting to 12 volts, you can use either the originl 6 volt coil or a 12 volt coil. It used to be before the "Land of Almost Right" started making coils that you could count on a 12v frontmount coil as having 3 ohms of internal resistance & the 6v coils as having 1. 4. Recently replaced the distributor, coil and cap and it will run fine at idle but when reving it up it starts to miss and backfires. My 12 volt EI kit came from Genesse at Owasso, Ok. In the discussion thread, Gary as well as the instructions on the pic of the V/R says to polarize before starting. 1) Too much resistance between the battery and the coil. Repair your Ford with this CountyLine 12V Tractor Coil for Ford 9N, 2N, and 8N. Moline: Oliver: Discussion Forum: Order Ford 9N Parts Online: Discussion Forums > This is why we tell those with FMD to measure the coil input terminal voltage. It's also POSSIBLE the coil has gotten weak and won't produce enough spark to start the engine 'til you take the ignition resistor out of the circuit. The FORD 8N 6V coil out to a 12V coil and the extra resistor is not used. 2 ohm primary coil resisitance and a true 6 volt coil will have ~1. All you will I recently acquired a 52 8N that supposedly overheated about a year and a half ago and would not start after that. The battery provides the necessary voltage for starting the engine and powering the tractor’s lights, ignition system, and He has helped me tons with diagnosing older style electrical systems with voltage regulators and generators and such. 2, don't mess around with a 6v coil and a ballast resistor. It is usually represented by a symbol in the wiring diagram. When I check the voltage from the battery side of the coil to the points arm I also have 6 volts. Anonymous-0 AND you have the correct voltage at the coil that’s a good sign that you have a bad coil. square coil, how to test. increase in temp. And drilled a hole through and attached the (maybe negative) wire off the 12v round can coil to the spring with sauder. the key components involved in the electrical system of the 1952 Ford 8N tractor. When they are converted to 12 volts it usually means the generator and external VR were replaced with an alternator with an internal VR, along with either a replacement coil designed for 12 volts, or an external ballast Ford 9N, 2N & 8N . you better get ready to replace the ignition coil. Begin by connecting the wire from the ignition switch to the positive terminal of the coil. Ford 8N Tune up. crazypete New User Before you check anything else, make sure you have the correct voltage at the top of the coil. Dell (WA) Well-known Member. 1950 8N Front Mount Ignition Coil. J. In Stock Coil | Abc6158 | 1953 got a 1952 8n tring to get it to charge. 12volt coil was breaking down on high voltage (probably due to resistor). many years ago, I have replaced the points, rotor, in-line resistor,disp. Title: 8N Wiring Diagrams, by Jim Lawrence Author: Jim Lawrence Subject: Electrical - How To Keywords: If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. Negative ground. use to put a spark plug in the tail pipe of your '49 Ford Coupe and run a wire to a coil, then to a push button on Ford 9N, 2N & 8N . Is your coil a 12v coil or a 6v coil? If you have a resistor that and still have 12v at the coil, I would say it's either wired wrong or the resistor is bad. Review the pictures. 8N FORD TRACTOR; what should the voltage be on the coil side of the resitor of a 12volt front distributer 1948 8n FORD By chatting and providing personal info 8n Ford I changed coil, rotor, points, plugs, wires, condenser, distributor cap, and a I was performing a 6V to 12V conversion on my 1948 8n (front mount coil and distrubutor) when I noticed that my original resistor was completely missing (800) 853-2651 Ford 9N, 2N & 8N . Pulled the distributor and followed Bruce's very Ford 8n 12v coil. undoubtably. Pulled offdistributor to check points. 5 volts with the engine running and system charging. I rechecked voltage at coil and coil to distributor. Ford 9N, 2N & 8N Throughout this ordeal I also converted from 6V to 12 V, replaced the coil, and have good 12+ voltage at the coil. 16v), is that enough of a discrepancy to say that needs to be addressed before all else? " Ford 9N, 2N & 8N. Anonymous-0 Well-known Member. Do you think it is the ignition switch or the coil? Ford 9N, 2N & 8N . 5 ohms of the coil. I replaced the points with bluestreak and set gap to . 8N weak or no spark. As the voltage increased when the engine was Verified I have 6 volts going into the coil. position where you can see it near a ground 1/4 - 3/8 inch . I measured the voltage at the top of the coil Ford 8n No spark ! Thread starter stoney459; Start date Jul 27, 2008; S. Find the wiring diagram for the 1952 Ford 8N tractor, a valuable resource for troubleshooting and repairing electrical issues. See tip # 30. Thought Id throw something in to help a fellow 8N guy out. PARTS FORD Coil, Ignition 12V - Ignition Coil. The increased voltage would result in better starting power, brighter lights, and A short basic video on how to do a preliminary test of the coil on your tractor. 5 Ohms on 12v coil & ~0. But, here is the hard part: even if you do not detect a short, even if it will produce a spark, even if it’s not cracked, that doesn’t mean the coil The TISCO Tractor Ignition Coil for Ford/New Holland 8N (S/N 263844), NAA/Jubilee, 600, 700, 800, 900, 2000 and 4000 is an essential part to getting the job done right. The points are gapped at 15 thou, and not grounded when open. Thread starter Anonymous-0; Start date Oct 7, 2009; A. It now goes to the duraspark box as wellWhen I checked the voltage at the + side of the coil I only got 10. It has been converted to a 12v system. I am not sure if the coil is 6 or 12v. So I know I got 6 volts into the distributor. hat you see should look like a coil wound & wrapped surrounding both iron pole pieces, with the two coil connected together with an insulated wire. 35 volts if the battery is fully charged. Has new spark plugs and everything. It was running on a 12v battery. Thread starter Powerstroker; Start date Jul 30, 2020; P. A detailed guide with step-by-step instructions and illustrations. The pigtail at the bottom of the coil not making contact w/ the concave head brass screw inside the distributor. But, even then, you might This 8N was converted to 12v. Look very closely at the wire coming from the coil to the distributor. Now, you replaced the 6V coil with a 12V coil, and left the resistor in the circuit. CountyLine Tractor Distributor Cap for Ford 9N, 2N, and 8N (Prior to s/n 263843) Add to Cart. 99. (spark from coil). Voltage at 6V coil??? Thread starter Big Daddy Dave; Start date Sep 9, 2008; B. Love working on this tractor, but I am stumped and discouraged! I realized that I may not have had the coil centered with the spring making good contact to the brass condenser bolt and the metal tab on the My son has a 1950 Ford 8N tractor (?) serial # 325689, have no idea what model it is. 5 Ford 9N, 2N & 8N . Why are you replacing the coil? Did you confirm that the coil on the tractor was defective? Confirm that you have voltage to the coil. 5 volts with the points closed and battery volts with the points On the capacitor is is voltage dependent (1/2 CV squared), on the coil it is current dependent (1/2 LI squared). Ford 8n Voltage Regulator | Voltage Regulator Positive Ground. failed high tension leads, blown fuse, no voltage to the coil as a result. I checked the resistance of the new '12 volt' coil and compared it to the existing '12 volt' coil. The battery provides the necessary voltage for starting the engine and powering the tractor’s lights, ignition system, and All early 8Ns used a 3-Wire/3-Brush GEN, p/n 8N-10000, and used a Voltage Regulator, p/n 8N-10505-A. The resistance of copper wire increases by 4% for each 18* F. Mike . Have you checked for voltage drops on the charging and especially the starting circuits. 5 Hey everyone we recently bought a 1958 Ford 8N tractor (non running) turns over but won’t even run on starting fluid. SHOP NOW . Changing early 8n coil from 6 to 12 volt (front end square coil). 8N ignition problem. When I did a systems check the voltage at the coil was around 8 volts. For the past month, Ford 8N Equipment For Sale in Mckinney, TX: 4 Equipment - Find New and Used Ford 8N Equipment on Equipment Trader. Beyond that, properly attaching the two terminal (+) & (-) coil connections is the next issue for many folks. 2. The front mount disp. Wiring Schematic for a 9N/8N. The kit comes with everything to make the Ford 9N, 2N & 8N Discussion Board: Re: Low voltage to coil In Reply to: Low voltage to coil posted by Jason1Pa on November 15, 2019 at 15:53:28: IIRC, the specs say the module won't fire below 9. If power is If it shows correct resistance at least you have a chance to produce a high voltage spark. RK 55HC,ym1700, NH7610S, Ford 8N, 2N, NAA, 660, 850 x2, 541, 950, 941D, 951, 2000, 3000, 4000, 4600, 5000, 740 Ignitor Features & Benefits Delivers twice the voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life. 6 ohms resisitance. how to test a coil. The coil is a "canister type" and it's high voltage one. Thread starter PaxWaal; Start date Apr 26, 2021; P. Do you know if you have a 6-volt or 12-volt coil installed? Two things can can cause low voltage at the coil terminal with the points closed. I believe there is a short in coil at this point. do NOT gaf about the voltage to 6 volt systems have positive ground,,,12 volt systems have negative ground , have done this to a ford 8n and a 1946 ford truck, Used a 12 volt battery and a chevrolet 12 volt alternator with built in voltage regulator( all the chevy alternators from about 1974 -1985 have the built in voltage regulators) and are relatively inexpensive. It actually reads at 3. 025-. I am at a total loss now. I'm not sure why it does this, and tips or (800) 853-2651 I have a 1950 Ford 8N. They show 12v at 12v through a 12v coil will still show 12v when it comes out the other post of the coil, however a 6v coil will drop the voltage to 6v. But then amp meter reads over 30 amps. A good straight poll coil will produce about 10-14 KV , the slant pole coils are slightly hotter with a 12-18 KV output if they are really good. ineedonemoretractor New User. Apr 26, 2021 #1 Hey, new to the forum but Ive read posts for several years. I installed a temp gauge with sending unit in upper radiator hose along with thermostat when finished tractor will not start. Easier is some ways, because these tractors can all use a true 12-volt round can My 1949 Ford 8N front mount distributor starts great. No cracks in distributor cap. On the flip side there's many bad coils at swap meets. They show 12v at I am replacing my coil on my '51 8n. 100+ bought in past month. With the key on, you should see battery FORD 8N TRACTOR WIRING DIAGRAMS: PRIOR TO S/N 8N-263844: FORD 8N-SERIES TRACTOR OEM 6V/POS GRN WIRING PICTOGRAM: FORD TRACTOR, BEFORE S/N 8N-263843, OEM SPARK Electrical wiring and related parts diagram for Ford 8N before serial number 263844 (front mount distributor). If you do not have voltage to the coil 2006 Massey-Ferguson MF-1533, 1973 Ford 3000, 1952 Ford 8N. We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Thread starter Radapg; Start date Jun 17, 2009; R. How do you know is a coil is bad. You also check to see if you have voltage at coil Just read from your frontmount coil's terminal with respect to ground without the engine running, should read 3-3. I use a Ford Heyer test set to load test coils and Ford 9N, 2N & 8N Discussion Board: Re: bad coil? [ Expand] If a sidemount coil w/ battery voltage to the primary will not jump a ¼” gap from the secondary wire to the block, it’s bad. i have a ford 8n front mount distributor, 12 volt conversion. Some earlier 9N and 2N tractors had one-wire generators and used a cutout instead of a voltage regulator. ) and when I went to start it today it would crank but would not fire. Thread starter waterman74; Start date Oct 12, 2013; W. ya should git 13 1/2 to 14 1/2 volts but if the battery is bad it will eat up most all of yer available voltage to the ignition BTDT A 6v 8n with a side coil does not need a resistor. , conducting will be much closer to 10 volts than 2. The Ford 8n electrical diagram provides a visual representation of the wiring and electrical components of the tractor. Manufacturers. HanlonHomestead. 16v vs 3. 8 posts · Joined 2004 Add to quote; Only show this user remove center high voltage lead at distributor (coil wire). So. There is also a resistor block prior to the coil. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Skip to main content. Title: 8N Wiring Diagrams, by Jim Lawrence Author: Jim Lawrence Subject: Electrical - How To Keywords: Confirm that you have voltage to the coil. The battery provides the necessary voltage for starting the engine and powering the tractor’s lights, ignition system, and 2006 Massey-Ferguson MF-1533, 1973 Ford 3000, 1952 Ford 8N. voltage ONLY drops when points are closed and current is flowing. Hi. Tractor Ford 8n 6 Volt Generator found in: Generator Pulley, w/ Keyway, 6 Volt Voltage Regulator with Mounting Plate, 6 Volt Voltage Regulator, Universal Top Adjusting Bracket for alternator or generator, Spark Plug (Autolite), Generator. But, even then, you Ford 9N,2N,8N spark issues. I have repaired the distributer several times so I bought a new one. Jump to Latest 5. But, here is the hard part: even if you do not detect a short, even if it will produce a spark, even if it’s not cracked, that doesn’t mean the coil I did not think to test it by disconnecting the generator and applying voltage to the voltage coil in the cutout but I am thinking that is pretty much all it can be at this point, voltage coil bad. Dl2282 New User Ford 9N/2N/8N Ford 8N Won't Start-No Spark. I was told it was probably the coil or plug wires. - Removed spark plug, attached wire and checked spark to block. If you do not have voltage to the coil, then move upstream to the resistor then to the ignition switch. Get the diagrams you need to get your Ford 8n up and running. You need to see close to 6. Jump to Latest 12K views 28 replies If it wasn't the ignition switch, check for voltage at the small wire on the coil. In-depth troubleshooting is different depending on the model of the tractor, voltage, ignition system Ford 9N, 2N & 8N . i bypassed the resister and it cranked and run about 12 hrs till it melted the coil added to the 1. Get the best deals on ford 8n coil when you shop the largest online selection at eBay. 44 volts). ford 8n voltage regulator. The original Voltage Regulator was supplied by AUTO-LITE, later revamped aftermarket suppliers and as sold today Early Front Mount GENS had an 11. 48 Ford 8N 58 Ford 641 63 Oliver 770 75 Sears ST 16 S4 75 Sears SB 18 S5 74 Sears SS16 S6 The tractor will start in zero temperature, or on a snowy day. Thank you! 4 Ford 9N's 19 Ford 2N's 32 Ford 8N's 1 New Holland TC31DA 2 Case 580SE 1 Cat 420B 1 Cat 416C 1 Cat #12 Grader 1 Cat D8 2U 1 Cat D4H Dozer 2 JD CX Gator Ford 9N, 2N & 8N . 35 v) with the points open and about half that with the points closed. Don't rush out and buy all of these parts until you eyeball and check these areas, if you have a cheap Assuming that the bushings & advance weights are ok (*see below), & that you have correct voltage to the coil , the most common reasons for no spark or a weak spark on the front distributor are below. You can jump a 6-volt tractor from a 12-volt battery, just don't connect the two batteries the way you would on a normal jump. Thread starter crazypete; Start date Mar 12, 2013; C. Thread starter Gary K. 8N Overcharging battery Find the 8n tractor wiring diagram and learn how to wire your Ford 8n tractor correctly. With a front mount distributor. Divide and Conquer Customer: I have a 1952 Ford 8N tractor (side mount distributor) that will not start. It's haveing some trouble starting now--no spark, and as I Voltage at the coil is all over the place, from . D. 2006 Massey-Ferguson MF-1533, 1973 Ford 3000, 1952 Ford 8N. 5 amps or so at start up. 5 ohm coil at 150* is going to be 1. 5 ohns on 6 volt battery to 4. Contact Us New posts. 015 point gap. starter solenoid voltage. I used their resistor (that came with the kit) and the resistor assembly already on Ford 8n no spark to the coil. If you are having trouble with weak spark, no spark, or burned coils, you may find some helpful information on my new WON'T START page, or on my COIL PROBLEMS page. 25] Gap is . vovpjm hdlvf gacuv xrynw mimg klagbdu ckux blx vskp puptscf