REV-I-DOO Posted June 4, 2005 Report Posted June 4, 2005 Are there any markings on top of stock Yamaha pistons? Quote
fast87 Posted June 4, 2005 Report Posted June 4, 2005 i don't believe so but maybe something to do with the number on top?? if it has any...i do know how to identify wiseco pistons tho, below the wrist pin in the aluminum to the sides of it, there is a "W" stamped with a circle around it.. ~Mark~ Quote
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