WSM Piston Assembly - Yamaha - +.25 mm 010-872-04K Reblaze T-Shirt Three-button placket with dyed-to-match solid

Three-button placket with dyed-to-match solid matte buttons

Not for use with stock muffler

Graves Cat Elim 86 DBA @ idle 98 @ 5000 (with included sound insert - can be removed)

Fuji lock nuts

WSM Piston Assembly - Yamaha - +.25 mm 010-872-04K Reblaze T-Shirt Three-button placket with dyed-to-match solidQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves