Unlock Power: Yamaha Raptor 660 Big Bore Kit 102mm 686cc Top End Upgrade Rebuild

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.