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  • Users: 74gtx
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  1. 74gtx

    Heater control valve

    Does anyone know if the heater control valve is repairable? Mine is leaking at the round part. The only replacement I can find that looks the same is over 300 dollars. Thanks. Mike
  2. 74gtx

    WTB Stock 727 BB governor.

    I am looking for a stock governor weight for a 727 big block transmission. hopefully someone has one sitting around somewhere. Thank you. Mike
  3. 74gtx

    Newish scat pack

    My roadrunner just gained a friend. My son leased this in 2018. I was able to buy the lease out for really cheap. It only has 16k on it. Not easy miles by any stretch. But I got it for 15k less then trade in value!
  4. 74gtx

    Old but American license plate.

    Do any of you remember these? I haven’t seen one since the 70s?
  5. 74gtx

    Zinc additive?

    Hello everyone. Sorry I’m not trying to beat a dead horse, I’m wondering how many of you use a zinc additive and if it’s a good or bad idea? I just used some for the first time and was curious what everyone else was doing. Thanks! Mike.
  6. 74gtx

    Can anyone identify this radio?

    I picked this up today hoping it would fit my road runner. It has a curved front that sticks out on the right. Thanks! Mike
  7. 74gtx

    Proper breather tube for 74 big block

    Hi. Does anyone know what the proper breather tube set up would be for a 74 big block? Mine keeps pinching and I think it’s the cause of my dipstick popping up. Thanks, Mike
  8. 74gtx

    Gasket sealer?

    Hi everyone. I’m changing valve cover gaskets and was wondering if anyone uses sealer on them? I have felpro rubber gaskets. Thanks!
  9. 74gtx

    Governor time?

    Hello everyone. I’d like your opinions on my next step. I’ve had an ongoing issue with no upshift from first to second at wot. I have adjusted the rod for the trans valve every way possible. I thought I had it for a moment as it actually shifted at 5500 and close to 6000 a few times. Since then...
  10. 74gtx

    Gear pattern help

    Hi. This is the first time I’ve rebuilt a rear end. I’ve looked online and some charts say this is ok yet others say it’s bad. Could someone give me advice on it please? It’s a Ford 8.8 for my son. Thank you. Mike.
  11. 74gtx

    Help with thermoquad please

    Hello everyone. Happy spring! I’m hoping someone can steer me in the right direction. I have a 440 that I replaced the eddy with a thermoquad. Yeah I know. My main issue besides if it sits overnight and looses all fuel is I can not get the choke right. If I give it a fast idle at a cold start...
  12. 74gtx

    Wood grain bezel removal

    Hi All, I have searched for a few days now and can not find the answer to this. Sorry if I missed it somewhere. I am repainting the silver around the dash cluster and am having a hard time removing the bezel. Are the gauges attached to it? The car is a 74 B body. Any help on the removal would be...
  13. 74gtx

    Blue dye for seats?

    Hi all. Does anybody know if there is a dye that would match vinyl seats for a 74? I dint know the name if the color of the interior. The car is b5 blue. I bought a buddy seat I would like to make it match as close as possible. Thanks. Mike
  14. 74gtx

    134a adapter

    Hi all. Has anybody used the adapter to 134a with success? I can not get the freon to go into the system with it. The first one worked but leaked. The next two won't let anything in. Thanks. Mike
  15. 74gtx

    Another kickdown question

    Could someone please send me in the right direction? I have tried everything possible on this thing, I even changed the intake and carb back to a t quad as a possible remedy. My problem is the only time my car will shift correctly i have to adjust the linkage so the carb only opens half way, I...
  16. 74gtx

    driveshaft hitting floorboard

    Has anyone ever had the driveshaft hit the floor? i never even thought it was possible, 74 roadrunner had four people in the car 300lbs maximum in back seat. Any ideas how to stop this? Thanks, Mike
  17. 74gtx

    727 shifting issue

    Hi Everyone, I have read through as many old posts as I could find. My issue is at wot my transmission wont shift into second gear unless i let off the throttle and stab it again. To my surprise a 440 can take close to 7000 rpms! Thanks in advance. Mike (1974 roadrunner gtx 440/727) Other then...
  18. 74gtx

    New Member from Ohio

    Hello everyone, My name is Mike, I have been lurking in this forum for a few months now since I replaced the 74 roadrunner gtx I sold many years ago. This seems to be the only forum I have read through that the members are actually friendly and help full. Glad to be a part of it. Mike
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