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Big Bore Cylinder: The brand new BPRATV 102mm big bore cylinder delivers enhanced displacement for significant torque and horsepower gains
Kibblewhite Precision Titanium Valve Spring Kit: Engineered for maximum durability and performance
Unleash the extra torque and horsepower potential of your KFX400 with this affordable big bore rebuild
Is it necessary for stock builds
Yamaha Raptor 660 Rhino Grizzly 102mm Big Bore Nikasil Cylinder 1 Year Warranty! Maverick Trail 1000 Images are for display purposesUpgrade your Yamaha Raptor, Rhino, or Grizzly 660 with this 102mm +2mm Big Bore Nikasil Cylinder. Lightweight aluminum, cooler running, re platable, and backed by 1 Year Warranty., 20004 K01,20004,20104, 21004 K01,AT 09473, CY110,5KM 11310 00 00,3YF 11310 01 00,3YF 11310 00 00 Yamaha Raptor 660 Rhino Grizzly 102mm +2mm Big Bore Nikasil Cylinder Superior Cooling, Strength & Performance for Your 660 Engine Upgrade your Yamaha Raptor 660, Rhino 660, or