Ford Mustang Forum banner

isky

  1. Springs for GT40 heads

    5.0L Talk
    Hi everyone, I just finished porting my GT40 heads. I have a CAM with about .550 lift from CompCams that I want to put in. They list two sets of springs that they reccomend both of which of have a much higher spring rate and seat pressure (117,132 lbs) than the stock springs. Should that be...
Top