FITS ALL YAMAHA RHINO/GRIZZLY 660 MODELS AND YEARS

RELIABLE BOLT ON BIG BORE POWER! DROPS RIGHT IN, NO MACHINING REQUIRED!

• NEW after market 102mm big bore cylinder
• CP JE or Wiseco forged piston
• Hi temp piston rings
• Wristpin
• Circlips
• Hotrods 4mm stroker crank with rod assembled
• Crank bearings – once comes on crank
• Water pump bearing
• Clutch bearing
• Transmission roller bearings
• Counter balancer bearings
• Mudbuster Hotcam – NO valve spring change required
• Water pump mechanical seal
• Valve stem seals
• Complete gasket kit
• Complete seal kit
• Timing chain
• Stud kit
• Online and phone tech support
• Installation and break in instructions
• Stickers

This is a bolt on kit, ready to drop in with no machining required. Piston uses pump or race gas. Everything is new in the original packaging and the original manufacturer’s warranty applies*. Negative feedback hurts everyone and in most cases is totally unnecessary. If you have ANY issue with something you order from us PLEASE let us fix the problem before you leave feedback. We 100% guarantee we will find a reasonable solution to any problem. We want happy customers always

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 PRIOR TO INSTALLING PARTS you are welcome to return it 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.