Yamaha Raptor 660 Big Bore 102mm 686 Cylinder Piston Gasket Top End Rebuild Kit

Unleash the power of your Yamaha Raptor 660 with BPRATV's Big Bore 102 Cylinder Upgrade Kit. This top-end rebuild kit is designed for enthusiasts who demand performance without compromise, ensuring a seamless drop-in installation with no case modification required.

Key Features:

• Big Bore Power: The BPRATV 102mm +2mm Big Bore Cylinder boasts enhanced displacement, providing more torque and horsepower for a thrilling ride.
• High-Quality Piston: Wiseco, CP, JE, or Wossner 102mm forged piston kits, each complete with piston rings, wristpin, and circlips for durability and reliability.
• Comprehensive Gasket Kit: The included top-end gasket kit features a robust 102mm Big Bore MLS head gasket, ensuring a perfect seal and optimal performance.
• Superior Valve Sealing: Benefit from the Viton valve stem seals (all 5 included), designed for longevity and consistency in sealing.
• Heavy-Duty Cam Chain: This kit includes a BPRATV heavy-duty OEM replacement cam chain, designed to withstand the demands of high performance.
• Titanium Strength: Upgrade your engine’s reliability with the BPRATV titanium cylinder bolts and head stud kit for superior strength and reduced weight.
• Peace of Mind: Each kit comes with a 1-year warranty, providing you with the confidence to push your ATV to its limits.