or some kind of mark to tell what they are
or some kind of mark to tell what they are
Normally they will have a model number and an etched job number on the botton of the piston. The only ones I have seen with with a part number on the top is a factory piston.
14-1 compression 402ci with a little nitrous
also will be a stamp on the bottom of it either JE OR SRP ..
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