Wsm 010-810-04K Piston Kit (639cc) - 0.25mm Oversize to 76.25mm Bore body-license-plate-frames or swap out with Memphis

or swap out with Memphis Fats/Slim windshields

and exposure to the elements

and they easily install by attaching directly to the exterior of the headlight lens using a patent-pending system

2002-2006 Yamaha YFM660F Grizzly 4x4

critical for the heat clutch systems create

Wsm 010-810-04K Piston Kit (639cc) - 0.25mm Oversize to 76.25mm Bore body-license-plate-frames or swap out with MemphisBore: 76. 25mm Sizing: 0. 25mm Oversize Competitively priced forged pistons. Coated with MOS2 for high performance and heat absorption. Ported to match WSM Banshee sleeves. Four piston categories from standard, big bore, 5mm long rod and big bore with 5mm long rod. Piston pin is 5mm higher on long rod pistons to accommodate long rod. Made in Germany. Vehicle Fitment: 1991 1996 Kawasaki JF650 TS 1987 1995 Kawasaki JF650 X2 1991 1995 Kawasaki JL650 SC