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Forum: Classic Cougar Tech

This is the forum for your Technical questions or trivia to be answered.

  1. Talking Sticky Thread Sticky: Want to know Differential Widths?

    ;) Year & Model Axle Length Notes 1965-1966 Mustang 57.25 inches 1967-1970 Mustang 59.25 inches 1971-1973 Mustang 61.25 inches 1977-1981 Versailles 58.50 inches 1967-1973 Mustang, Torino, Ranchero, Fairlane 59.25 inches to 61.25 inches 1957-1959 Ranchero and station wagon 57.25...

    Started by RickDJones, March 12th, 2003 11:21 AM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 12,302
    July 14th, 2010 07:01 PM Go to last post
  2. Sticky Thread Sticky: Reference information - Speedo gears

    This is a bunch of speedo gears I purchased at the Louisville, KY swap meet today and I thought it might be useful for those of you who have speedometer error caused by switching to a different size tire diameter or different rear axle ratio. This is the part needed to fix that. The two pale...

    Started by Royce Peterson, March 8th, 2003 04:45 PM
    4 Pages
    1 2 3 4
    • Replies: 56
    • Views: 12,713
    September 18th, 2009 09:24 PM Go to last post
  1. Engine Issues

    So I was driving home from school on the interstate and my car felt like it missed for a quick second proceeded to drive another 100ft backfired 3 times and cut off. Had to get it towed home. I suspected my timing chain skipped or broke since i have replaced all electrical components. I took of...

    Started by 73cat, 51 Minutes Ago 04:02 PM
    chain, engine, gear, sproket, timing
    • Replies: 0
    • Views: 1
    51 Minutes Ago 04:02 PM Go to last post
  2. (Picture) Diary of an ECI (East Coast Idiot)

    Flintstones, meet the Flintstones!!! It's going good! Drivers side will be better than new in a short time... Juls, At least your rust hasn't required measures THIS drastic!! Safety Bar?!! We don't need no Stinkin' Safety Bar!!! :smoke:

    Started by 1969XR7Vert, April 7th, 2006 07:48 PM
    65 Pages
    1 2 3 4 5 6 ... 65
    • Replies: 964
    • Views: 46,285
    58 Minutes Ago 03:56 PM Go to last post
  3. E3 spark plugs

    Anyone used these plugs. I saw a test done on gearz at a university that used a laser to map the flame front in a combustion chamber. I've heard they foul easier and the reviews are mixed and they are mostly on the newer cars vs our carburated non computerized cars ...

    Started by nymorey, 1 Day Ago 08:00 PM
    • Replies: 12
    • Views: 194
    3 Hours Ago 12:59 PM Go to last post
  4. The new differential pinion seal...Which one is right?

    Hey guys! I need to know the right id & od for the seal? At least Rock Auto has several options... My car is '69 Standard Coupe with 351W + FMX + 9". Thanks for your help! -Sami from Finland

    Started by FinCougar, 2 Days Ago 03:18 PM
    • Replies: 7
    • Views: 97
    9 Hours Ago 07:34 AM Go to last post
  5. CARB Help

    I have a 68 XR7 that originally had a 4 barrell carb on it. the previous owner had the engine rebuilt and in the process lost the AC and the carb went from the orig 4 bbl to a 2 bbl. I think he was taken advantage of being an older gentleman and he was surprised to see the 4 bbl gone, had noticed...

    Started by charlie264, 20 Hours Ago 08:45 PM
    • Replies: 4
    • Views: 93
    16 Hours Ago 12:04 AM Go to last post
  6. Engine Take apart and build help **First timer here**

    Im no stranger to fixing cars but this is my first attempt to install a cam, heads, headers pretty much the whole top end on my 302 including new carb. I have all tools needed: -Torque wrench -Lashing guide -Wrenches drills...etc. I have drained the radiator, removed carb, intake, labeled...

    Started by 1968Cougar, 1 Day Ago 02:59 AM
    • Replies: 14
    • Views: 167
    16 Hours Ago 11:58 PM Go to last post
  7. Help finding Engine casting numbers

    I would like to check the casting numbers on my engine and don't know where to look, anyone know where they might be on a 68 302? Thanks Charlie

    Started by charlie264, 18 Hours Ago 10:33 PM
    • Replies: 1
    • Views: 40
    17 Hours Ago 11:16 PM Go to last post
  8. Aluminum trim re-anodizers or know how to polish the hell out of the trim for me?

    I had another post, but nobody replied, so I'll try again. I stripped the anodized layers off all nine pieces for my 67, sanded, polished and buffed and still not satisfied. Anyone know of a reputable re-anodizer who might give a break on the process, since I've done the big work? Or, anyone...

    Started by Cougar-67, 1 Day Ago 01:12 AM
    • Replies: 3
    • Views: 103
    19 Hours Ago 09:13 PM Go to last post
  9. sterring wheel repair question

    I have a space at the top of the outer ring on my steering wheel that's about 1/4 of an inch wide. Since it looks like that's where the two sides of the outer ring was originally connected, I'm guessing I'm not the only one who's had this problem. Has anyone else seen this and if so how did you...

    Started by motley1987, 3 Days Ago 11:14 AM
    • Replies: 9
    • Views: 176
    21 Hours Ago 07:46 PM Go to last post
  10. 68 Dash Pad

    Hi everyone, Trying to put on a new dash pad on my 68, it's not fully bolted down yet but I notice an odd gap above where the XR7 toggle switches (I think ??) would go, see pictures attached here. Is this gap normal ?, maybe the dash needs to relax a bit or something ? Just hoping I don't...

    Started by dsmag68sb, 4 Days Ago 03:22 PM
    • Replies: 5
    • Views: 172
    21 Hours Ago 07:02 PM Go to last post
  11. Looking for opinions, on 351W Rebuild

    I have a 69 XR7, 351W 2 barrel all stock. 64,000 miles. Suddenly making lifter noise and hearing some noise in the bottom end, myself and both machanic buddies think it is wrist pin noise. Since the engine compartment is the last part of the car that needs work any way I have desided to pull the...

    Started by 69XR7BigCat, 1 Day Ago 07:05 PM
    • Replies: 5
    • Views: 92
    22 Hours Ago 06:14 PM Go to last post
  12. 68 A/C Box issues

    1968 Cougar 302. Two or three seasons ago I replaced everything with aftermarket items from Classic auto air. It's never been 'great' but this season I want to really dial it in. I recently had it purged, put a new expansion valve in, oiled and charged. The tech said he's getting good reading...

    Started by 302fix, 1 Week Ago 01:35 PM
    • Replies: 6
    • Views: 169
    1 Day Ago 03:19 PM Go to last post
  13. speedo going backwards

    just replaced my non working speedometer gear with C2DZ-17271-J from macs antique auto parts not for some reason my odometer is going backwards with no speedometer working i have a toploader out of a 70 boss 302 with the pink drive gear anyone else have this issue.

    Started by sportsspecial, 2 Days Ago 04:31 PM
    • Replies: 4
    • Views: 135
    1 Day Ago 01:44 PM Go to last post
  14. c4 nuetral safety switch questions

    I need to know if the car will start if the nuetral safety switch is off the car. I have a new TCI sizzler and the thing came with a universal shifter linkage. Doesn't look like it will accept a NSS. Not enough room. Also- The 24 spline tranny secures to the flexplate with nuts to studs on the...

    Started by craig dexter, 1 Day Ago 07:27 PM
    c-4, nuetral safety switch, tci, transmission
    • Replies: 3
    • Views: 53
    1 Day Ago 09:06 AM Go to last post
  15. Tutorial on oil

    Ran across this tonight. You can download the 31 page pdf file to read at your leisure. Not your run of the mill article. http://www.widman.biz/Corvair/English/Links/Oil.html

    Started by tbm3fan, 1 Day Ago 02:11 AM
    • Replies: 1
    • Views: 66
    1 Day Ago 03:49 AM Go to last post
  16. headlight switch

    Anyone know if a headlight switch from a 69-70 cougar will fit and work with a 68? Thanks

    Started by murdock_2112, 1 Day Ago 11:16 PM
    • Replies: 1
    • Views: 55
    1 Day Ago 03:47 AM Go to last post
  17. Question Battery Size 1968 Standard

    Does anyone know the correct battery size for a 1968 Standard Hardtop with a 289 block? I am looking to replace my battery and would like to cover it with a autolite screw top cover? Any information as to where I can find this autolite cover?

    Started by lfranck, 1 Day Ago 08:46 PM
    • Replies: 0
    • Views: 43
    1 Day Ago 08:46 PM Go to last post
  18. Car & Driver decal

    Does anyone have a nice copy of one of these decals? We would like to get this one reproduced, unfortunately we can't use this one. Too me, it is more attractive than the Car of the Year sticker. Much more colorful. I actually mean, does anyone have a spare glass with this decal?

    Started by CougarCJ, 1 Day Ago 08:30 PM
    • Replies: 0
    • Views: 63
    1 Day Ago 08:30 PM Go to last post
  19. Unhappy Another Maddening Vibration Thread!

    Like the title says, this is another one of those “maddening vibration” threads! <o:p> </o:p> About a week ago I was driving my daily driver, ’68 standard Cougar when I suddenly noticed a periodic vibration that comes in at about 35-40 mph. and increases in frequency as the speed increases....

    Started by John Zeissig, 1 Week Ago 03:30 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 511
    1 Day Ago 07:16 PM Go to last post
  20. Audio for a 73?

    So any suggestions for audio setup (speakers, sub, amps) for a Crusing Cougar? Just wondering what you other folks might have blasting your tunes.:ylsup:

    Started by !973-4-Me, 2 Days Ago 02:48 PM
    • Replies: 2
    • Views: 43
    2 Days Ago 04:51 PM Go to last post
  21. Pertronix power ignition relay - anyone try it?

    I purchased the Ignitor II from Pertronix, with the intention of getting upside down for about 20 minutes to splice into the ignition wire before the resistor wire. This appears to solve the problem. Anyone try it yet? http://www.pertronix.com/prod/new/details.aspx?ID=138 (By the way, of...

    Started by Dominion, 3 Days Ago 04:06 PM
    • Replies: 10
    • Views: 212
    2 Days Ago 07:43 AM Go to last post
  22. flasher parts

    Hi anyways found my answer,

    Started by johnboy, July 27th, 2010 05:48 AM
    • Replies: 3
    • Views: 118
    2 Days Ago 05:56 AM Go to last post
  23. Pertronix Recommendation

    Seriously thinking about doing the pertronix swap in the '73. For just basic driving, what do those of you that are already running pertronix recommend? The pertronix #1281? Best/cheapest place to buy? Thanks Chuck

    Started by ragcat, 2 Days Ago 09:49 PM
    • Replies: 1
    • Views: 74
    2 Days Ago 02:37 AM Go to last post
  24. silicone sealanr for flywheel bolts

    can I use blue silicone sealer to make the oil-sealing the thread/bolts or should I get some special locktite (obviously I am not looking into experimenting here)? Kudos 4 new site

    Started by wout67cat, 3 Days Ago 01:35 PM
    • Replies: 2
    • Views: 73
    2 Days Ago 01:42 AM Go to last post
  25. heater cables

    Can anyone tell me if there is a specific way the route the heater cables on a 68. I just rebuilt the heater box and replaced the cables. All the doors move fine without the cables attached but, once i hook everything up they bind. Ive tried acouple different routes but, nothing helps.

    Started by murdock_2112, 3 Days Ago 03:02 AM
    • Replies: 3
    • Views: 85
    2 Days Ago 08:53 PM Go to last post
  26. 1968 cougar headrest question

    on a 68 cougar with head rest does the head rest have one post or two? what is a fair price to pay? keep in mind they are definitely going to need to be reupholstered.

    Started by NOTORIOUS, 2 Weeks Ago 11:54 PM
    • Replies: 8
    • Views: 310
    2 Days Ago 08:41 PM Go to last post
  27. Wink Electric Headlight Conversion Kits ready for production, need 67-68 to test fit!

    Alright, Drum roll, please.................................. I have designed and built an Electric Headlight Cover Conversion Kit for 1967-1970 Cougars. WINK ;) It is all-inclusive, bolt-on, plug-in and has ADJUSTABLE STOPS.

    Started by 70CougarKid, 4 Weeks Ago 05:02 PM
    4 Pages
    1 2 3 4
    • Replies: 49
    • Views: 2,377
    2 Days Ago 08:18 PM Go to last post
  28. No Dash or Front under dash lights

    I have neither dash panel lights nor either of the lights located under the dash. (These 2 lights should come on when the door is opened). I have electricity to the dash panel fuse. If I inset a fuse, it blows. ALL other lights work fine. Any suggestions on how to logically approach finding the...

    Started by Catnip, 3 Days Ago 03:47 PM
    • Replies: 1
    • Views: 59
    2 Days Ago 06:28 PM Go to last post
  29. resetting the speedo to zero

    Since everything is pretty much new in my 68 cougar, including replacing the instrument cluster with a non XR7 unit, I want to reset the speedo to zero miles. What's the easist way to do that? Like with a drill or something?

    Started by woodsnake, 3 Days Ago 08:04 AM
    • Replies: 5
    • Views: 175
    2 Days Ago 05:37 PM Go to last post
  30. steering question

    ok so I have a bit of play in my steering, I have checked all tierod ends balljoints etc. I tightened up the steering gear which helped but not as much as I would like. As I was looking under the car I noticed that where the steering box hooks to the tie rods there is a little sleeve type deal,...

    Started by guttermonkey1, 4 Days Ago 04:39 PM
    • Replies: 2
    • Views: 80
    2 Days Ago 05:00 PM Go to last post
  31. ac/ heat MODS

    Could I swap all of my ac and heater components with a mustangs. Like a modern day mustang without to many modifications. I have a 1973 mercury cougar xr7

    Started by 73cat, 3 Days Ago 08:00 PM
    a/c, heat, mods, mustang
    • Replies: 1
    • Views: 54
    3 Days Ago 04:41 PM Go to last post
  32. Instrument bezel resto

    Hi, Does anyone know of a product (paint maybe?) that can be used to restore the chrome like finish on the instrument gauge bezel (i.e. - under and around the speedometer and the fuel level/ammeter), for my 68 Cougar. Thanks, David

    Started by dsmag68sb, March 28th, 2010 09:29 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,016
    3 Days Ago 04:24 PM Go to last post
  33. turnsignals no work

    this is a 68 standard i went to leave the cruise in last saturday night and had no turnsignals. they worked fine before that point. i checked the fuse and its fine. is there a flasher under the dash ? or just the stuff i the trunk ? i pulled the plug off of what i think is the relay in the...

    Started by wildthing, July 1st, 2010 02:12 PM
    • Replies: 12
    • Views: 298
    3 Days Ago 02:43 PM Go to last post
  34. Fuel sending replacement

    Anybody have experience swapping out the fuel sending units on a 67? I think they originally came with a three wire and the repops come with only two. Is the third wire for a low fuel or a ground? Thanks.:eek7:

    Started by DJ67, 3 Days Ago 08:19 AM
    • Replies: 2
    • Views: 83
    3 Days Ago 12:25 PM Go to last post
  35. What does these go to

    I got 2 things on the passenger side of my firewall that im not sure what it belongs to , so hoping someone knows , didnt know if 1 of them was a vacuum line or something First one coming out from the firewall is also right next to the hose for the air conditioner , and a goldish colored tube...

    Started by homer, 1 Week Ago 01:18 PM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 670
    3 Days Ago 11:58 AM Go to last post
  36. wont idle

    the car starts up just fine, but it will idle (high) for a few seconds and then die. i have recently replaced all the gaskets in the carb. and i feel like ive done a pretty thorough inspection of all the vaccuum lines. im stuck, any suggestions?

    Started by alexbrighten, 1 Week Ago 03:30 PM
    • Replies: 7
    • Views: 212
    3 Days Ago 11:53 AM Go to last post
  37. starter continues to run after turn off ignition

    Having problems with my starter not shutting off. I put a brand new solenoid on. Started car and shut it off. Pulled the plug off solenoid and starter stopped. Is there a problem in my ignition switch or is it in the starter?

    Started by flex, 4 Days Ago 12:03 PM
    • Replies: 7
    • Views: 106
    3 Days Ago 10:47 AM Go to last post
  38. mechanical fuel pump question

    will it hurt the fuel pump if you put a regulator after it. i am getting 10 psi now and holley says i should be no higher than 7. I dont want to rupture the diaphram with the extra back pressure and cant find any answers to this question. any ideas are welcome as well. thanks

    Started by Lopata, 6 Days Ago 11:02 PM
    • Replies: 5
    • Views: 156
    3 Days Ago 05:21 AM Go to last post
  39. help to decode FMX tag from 70 Cougar

    Can anyone confirm what the following tag means: PHB E1 D0ZK F8B Thanks

    Started by jk70xr7vert, 3 Days Ago 07:25 PM
    • Replies: 4
    • Views: 82
    3 Days Ago 10:56 PM Go to last post
  40. Header/power steering advice

    I got a 68 Cougar with a 1973 351c and not sure what headers will fit. It has a c6 trans and power steering. When I got the car someone had robbed it of it's 302 and c4 trans. I don't know how to route the power steering hoses. A mustang shop told me to install a 1970 power steering pump and hoses....

    Started by dwright55, 5 Days Ago 10:37 AM
    • Replies: 2
    • Views: 84
    3 Days Ago 08:00 PM Go to last post

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