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1966 289

  1. HEI conversion

    Classic Tech
    Have an original 1966 w/289. Need help with new HEI distributor. New HEI has a pigtail with a red and a green wire. Green wire is supposed to be for the tach. Having trouble figuring out where this connects. Car has a factory tach. There is one wire coming out of the old distributor which...
  2. 1966 Mustang restoration

    Introductions
    I am currently in the process of restoring my 66 mustang with a 289 in it, the car has been sitting for a couple of years but in all it's still a solid car. I've got the car in the shop but im wanting to built the car up to a fun street car. I dont have anything crazy planned for the outside...
  3. No electrical power 1966 289

    Classic Tech
    Have a 289 GT that has sat for a few years. It ran when we put it in storage. Recently began the process of getting it back on the road. Installed a new battery, turned it over to check spark. No spark. Since it had sat so long, we went ahead and replaced coil (which I thought was the...
  4. 1966 V8 daily driver?

    Classic Talk
    Hi guys, I need some advice. I'm in the market for buying a '66 289 V8 and using it as a daily driver. I'm also aiming to keep it running a few years and sell it in the end when I move back to the UK. I live in Carlsbad, CA and would be driving max 15 miles a day (5.5 to work, 5.5 back, added...
  5. 1966 C4 Transmission Questions

    Classic Tech
    Hey guys I'm new to this forum, and was hoping you could help me out with some answers. I currently have a 1966 mustang with a C4- 3 speed transmission. Its running great, however the RPMs are very high when cruising at about 50mph. Would an AOD swap help out? and can I use a transmission from...
  6. 1966 Mustang 289 4bbl running very rough

    Classic Tech
    Hello, I had the water pump blow (seriously, shoved the fan into the radiator). Got that fixed, but since the incident the engine is running very rough. Idles fine, but sounds like misfiring or the timing is off. Also, hearing some clicking. Could this all be a timing issue? (Note - I'm not...
  7. 1966 Mustang Sudden Popping from Intake

    Classic Tech
    Hey all, I was pulling up to the house the other day, just coasting it in, 2nd gear, clutch engaged, no throttle, when all of a sudden I hear a ticking/popping/rattling noise. Now it wont idle without a little throttle, feels like its missing a cylinder, and I'm getting a very consistent "pop...
  8. 289 rebuild help

    Classic Tech
    i have a 1966 289 mustang and recently i have been wanting to rebuild the engine. i do not have a lot of experience, but i do have a lot of free time. i just got it running a week ago. the max i can spend is 1200 dollars. i would like to do this over the summer. could you please tell me if this...
  9. What is the best Distributor for 66 stang 289 enigne

    Introductions
    I am rebuilding my engine and want a performance distributor and was thinking of getting Pertronix because its a little cheaper than MSD. Just don't know what series/model to get. Or if anyone has recommendations, also am gona be getting the MSD ignition box. I have a 289 and I'm going to be...
  10. 1966 289 Audio Interference, Noise, Whine

    Classic Tech
    Hello there, I am new to the forum but have gained a ton of great information from this community before. I recently wired in a cord that both connects my iPhone to my speakers through RCA cables and also charges the phone through the 12V system. Now the speakers pick up and amplify every...
  11. 1966 289 cylinder bore.

    Classic Tech
    If I were to bow my cylinders .060 what kind of pistons would I have to use? What else would I have todo to it also?
  12. 1966 rally pac tach not reading correctly

    Classic Tech
    I have a 1966 a-code with an original rally pac tach and clock. Last instrument I need to get working properly is the tach. for what ever reason, it is reading VERY high. at idle it starts at 4500-5000rpm when its running at about 600-700 in reality. the needle goes up if you rev it up, so its...
  13. 1966 Mustang 289 Bracket help on Air Conditioning and Power Steering

    Classic Tech
    I am rebuilding a 1966 Mustang with 289 engine and need some pictures of the bracket assemblies to get the belts aligned and routed correctly. Do you have an A/C and Power Steering? If you do I need lots of pictures of how it bolts to the engine and particullarly any spacers for the A/C and...
  14. 1966 Mustang 289. How do I change the spark plugs

    Classic Tech
    I have a 1966 Mustang Coupe with a 289. Back in the day when I had a straight six it was no issue changing the spark plugs. Now I have a 289 with headers and a dress kit. Is there any way to change the spark plugs with out removing everything. There just isnt enough space to squeeze between with...
  15. 289 speed daddy twin turbo kit ?

    Classic Talk
    hello everyone first of all i would like to say merry christmas to all members and admins in all ford mustangs second i saw a great and cool twin turbo kit for early mustangs engines which makes me think about buying it next month for my brothers 66 mustang. the kit is on this link 1965...
  16. 1966 mustang rear end swap...

    Classic Talk
    New to forum working on 1966 289 AT coupe...restoring to daily driver status with my 17 year old son. Good news is it drives and runs enough for around town use now! Question of the day - swapping out rear end. Local guy has a Ford 8.8 93 rear end, 3.73 gearing with posi and discs. Claims...
  17. 1966 Neutral safety switch wiring for a C4

    Classic Tech
    I put new back up lights on my 1966 coupe. The lights didn't work. I chased the problem to the neutral safety switch on the side of the C4 auto transmission. It wasn't there. Someone removed it. I have bought a new one. My question is... where do I find the wires that plug into it? If I...
  18. 1966 289 rocker adjustment

    Classic Tech
    I have tryed the trick where you roll the pushrod and the quarter to half turn more but it semmed when i did that it had the valves a opened a little and was causeing it to leak i found out by putting a compression gauge and cranked it and then losened it to it had compression is that right or...
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