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  1. 390 piston help

    All Ford Techboard
    Hello All! I am building a 390 and have some valve to piston concerns. She is intended to be a very rude street machine. anyway, before I expect answers, I guess I should give you all the info I can. I have a 67 300 hp 390 block with less than 100,000 on it. It has sat and "seasoned" for...
  2. Piston ring thickness?????

    Mustang Pages (2005-2009)
    I have a set of pistons does any one know ring thickness ? number on top is E7ZE-6110-ca and are these pisons any good?
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