Wiseco Piston Kit for 1990-93 Polaris Trail Boss 350 - Bored to 81.00mm - 639M08100 Piston Size_64.50mm 1998 Kawasaki KLF220 Bayou

1998 Kawasaki KLF220 Bayou

1999-05 Polaris XC700 SP

Part Number: 810583

2000 Suzuki RM125

1978-83 Yamaha XS650S Special

Wiseco Piston Kit for 1990-93 Polaris Trail Boss 350 - Bored to 81.00mm - 639M08100 Piston Size_64.50mm 1998 Kawasaki KLF220 BayouWiseco Performance Piston Kit Part Number: 639M08100 Piston Size: 81. 00mm These kits contain everything you need to complete your piston repair, the first time Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy. High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power. Each piston is built from race proven designs that are chosen by the top race teams in all forms