Yamaha Raptor 660 Rhino 660 Grizzly 660 102mm Big Bore Nikasil Cylinder +2mm NEW UNI Filter or Wossner depending on availability

or Wossner depending on availability and build requirements

proper port timing is critical

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Working together as a team enabled KPMI® to evolve with a "unified system" approach

Fits the following 2 & 4 Seat Polaris models:

Yamaha Raptor 660 Rhino 660 Grizzly 660 102mm Big Bore Nikasil Cylinder +2mm NEW UNI Filter or Wossner depending on availabilityUpgrade 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