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spring size
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  1. 5.0L Tech
    I need help determining which valve springs to use in my 302. It is a block and heads (e6se) from a 1990 Crown Vic and a stock 302HO cam and crank from a 1990 Mustang GT. I am using Sealed Power (#H273CP) pistons which do have valve reliefs. I know the e6se heads suck, but im on a limited...
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