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  1. polywideblock

    best how to run-in 340

    when new cam arrives will need to run-in 340 , so what is the best way to this. these will be using to break it in, but need to know what revs at how long etc.
  2. polywideblock

    best cam for a 340

    I want to replace my unknown cam in my 340 , after a bit of a rumps but nothing to radical . car runs 158 in 7 and 160 in 8, if the helps . Hydraulic lifter reliability would be good . I have a 268 com cam in the 440
  3. polywideblock

    a833 question

    what colour should a 71 a833 be ? bare cast iron?, engine colour? or black ? about to paint the engine for the roadrunner and thought it would be a perfect time to paint the gearbox to , I have all new linkages etc so it will look a bit shabby left the way it is . I have a quart of bill Hirsch...
  4. polywideblock

    727 help

    first gear is somewhat noisy and seems to want to stay in first . once it shifts to second /third it is quiet and smooth . any guesses what is the problem ? first auto all my cars have been manual
  5. polywideblock

    71 roadrunner 8 1/4 diff

    when I bought my roadrunner ( 340 4 speed ) the guy I got it from said the car still retained the "original " running gear, said something about a shortage of 8 3/4 diffs at the St. Louis plant and it had a 8 1/4 possi diff that he said was a 3:23 ratio . I want to keep it original if it...
  6. polywideblock

    late trans in a push button car

    anyone know if "imperial services" ever made the "push button" conversion for pre 64 push button cars to use late model trans .
  7. polywideblock

    340 cylinder pressure

    when doing a compression check, what should a 71 340 cylinder pressure be ? got results from mechanic , all except one cylinder 157 psi other 158 . :eusa_think: know nothing about motor(other than it runs great when it does ) its as it came from the US 670 street...
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