Manufactured from o. e. m. quality aluminum alloy, the Twin Cam and Evolution pistons have MoS2 coating that extends piston life, reduces. friction and allows for cooler running engines. They are economical with great performance all in one package. If you are looking for an o. e. m. replacement, these are the pistons for you. Includes two pistons, wrist pins and clips. Hastings rings are to be ordered separately.
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