FITS ALL YAMAHA RAPTOR 660 MODELS AND YEARS

Set of used OEM crankcases in excellent condition cleaned and sandblasted102mm after market cylinderWiseco or CP forged piston**Piston ringsWristpinCitrclipsAfter market oil pumpHotrods or Wiseco crank with rod**HD crank bearings – one comes on crankCounter balancer bearingsWater pump bearingTransmission bearingsShift cam bearingComplete gasket kitComplete seal kitWater pump mechanical sealWater pump shaft with impellerStud kitClutch kitCam chain

This is a bolt on kit with no machining required. Piston uses pump or race gas. Everything is new in the original packaging. We are an authorized distributor and the original manufacturer’s warranty applies*.

Please check your order thoroughly when receiving it. If for any reason at all you are not 100% happy please contact us right away so we can help resolve the issue. If for any reason at all you are not happy with your order you are welcome to return it UNOPENED NEVER INSTALLED AND BRAND NEW IN THE ORIGINAL PACKAGING for a FULL REFUND, NO QUESTIONS ASKED!

*We recommend that this kit be installed by a qualified mechanic with experience working on these types of motors. Warranty does not include any failure that is a result of improper installation, improper tuning, improper break in, or misuse. Piston comes with specific instructions for setting the ring gap. If you do not follow these exactly your motor will fail. For any warranty to be considered the part(s) in question must first be sent to us and possibly the manufacturer for inspection. We can not warranty parts based on photos or phone calls alone.