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  1. Gary_gtx67

    Piston ring gap help (PLEASE!)

    So a set of seal power moly rings will do just fine then
  2. Gary_gtx67

    Piston ring gap help (PLEASE!)

    Agree. What brand does everyone like or rather prefer?
  3. Gary_gtx67

    Piston ring gap help (PLEASE!)

    Lmao!! So should I just reuse my old rings and just rehone?
  4. Gary_gtx67

    Piston ring gap help (PLEASE!)

    :angry9:Nobody is arguing about break in..... - - - Updated - - - :angry9:Nobody is arguing about break in.....
  5. Gary_gtx67

    Piston ring gap help (PLEASE!)

    I did do a leak down and that's what made me pull the motor. I was having a do he from %35-%45 leak down past the rings. Both rings are set at .031. With not having many miles would it be ok to just reuse these rings??? I went ahead and deglaze the cylinders with honing stones and drill. (With...
  6. Gary_gtx67

    Piston ring gap help (PLEASE!)

    Just spoke with John at Jegs racing and after measuring and talking with him it seems that I was not instructed properly on how to break in the the motor on sealing these rings and pistons. Also his information shows to gap the rings at 20 thousands both of them.
  7. Gary_gtx67

    Piston ring gap help (PLEASE!)

    ok Ill ask. The second ring is also .031 as well. Could just a few thou really have caused all my issues?
  8. Gary_gtx67

    Piston ring gap help (PLEASE!)

    Ok everyone I finally broke down and after finding out my motor was pulling very weak compression and speratic numbers I pulled the motor. Only to find severly glazed cylinder walls and rings gaps at .031. My bore is a 4.275 and and I have the .030 over keith black hyper tech pistons. I am being...
  9. Gary_gtx67

    Need 383 help please!!

    Iq52!!!! Very good info as well. Thank you!! That's also why I am going back to the 516 heads because I already have spring work done to those and milled. I was on the fence with the adjustable rollers until now. It will be a mandatory item most def!
  10. Gary_gtx67

    Need 383 help please!!

    Requote the cam of course is not stock lol
  11. Gary_gtx67

    Need 383 help please!!

    Here are my cam specs. Comp. Lift is .525 on both intake and exhaust. Duration @ .006. Tappet lift 275 intake 287 exhaust Part # 21-227-4 The cam, pushrods and rockers are stock. The springs were not required by comp though reccomended. I also have the proper stall to match this cam...
  12. Gary_gtx67

    Need 383 help please!!

    The pistons are not a stock flat top. They are the kieth black hyper utectic with valve reliefs.
  13. Gary_gtx67

    Need 383 help please!!

    All of the ignition is new from Mopar performance. I havnt checked air gap. What does it need to be at? When I built the motor I put a new fuel pimp Rod in. Idk what the pressure is but I will look into that. Maybe run a gauge and line into the car?. The Ecu is mounted directly to the fender...
  14. Gary_gtx67

    Need 383 help please!!

    Starting to think the 906 heads were a bad idea. I know it dropped my compression from 165 per cylinder to 125
  15. Gary_gtx67

    Need 383 help please!!

    These heads my dads. The ones I had built for me I took off due to a bad head gasket and tried these for shots and giggles. The ones I had work are a 516 head hardened seats 207,174 valves. And comp springs @200lbs
  16. Gary_gtx67

    Need 383 help please!!

    It will also do it without a load.
  17. Gary_gtx67

    Need 383 help please!!

    Oh and coil is a super stock coil
  18. Gary_gtx67

    Need 383 help please!!

    I'm running the orange box, new 3/8 fuel line and sending unit and a carter mech fuel pump. I'm not sure on the. Valve springs..... When it shifts to the next gear it will continue to misfire for a few moments then it clears and pulls hard again..
  19. Gary_gtx67

    Need 383 help please!!

    Guys I'm banging my head here trying to figure out what the heck is going on. I have a 383 bored .30 with the Keith black flat tops, 906 heads pretty much stock, comp cam with .525 lift. What's going on is the motor starts misfiring after 5100rpms but cam has a power range to 5700. What am I...
  20. Gary_gtx67

    67 Coronet parts

    Need the int and ext rear window trim.
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