74-81 Yamaha XS650 706cc Bigbore Pistons Kit with Head Gasket New aftermarket pistons 78mm piston size. Set includes: pistonsx2, pinsx2, clipsx2sets, ringsx2sets and Head gasket We produce this product in reference to (OE Number:447116310196) Therefore, the design and performance resemble the original one (Except outer diameter) Note: Cylinder boring require -ATTENTION- This pistons are doesn't fit to EURO engine.Air postal charges are determined by the weight of the package, and not the number of the contents. If a defect is found, the item will be exchanged for another. The item "74-81 YAMAHA XS650 706cc BIGBORE PISTONS KIT 78mm 447TYPE 10-XS650BB" is in sale since Wednesday, December 7, 2016. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "cruzinimage_co" and is located in Chiba, default. This item can be shipped worldwide.