Wsm 010-802-05K Piston Kit (641cc) - 0.50mm Oversize to 77.50mm Bore brake-brake-lines-line-fittings Stamped spring-fit inlet

Stamped spring-fit inlet

more horsepower

RCT Spiral Retainer Ring

1996-2001 Acura Integra 1

1985-1992 KTM 500 MX

Wsm 010-802-05K Piston Kit (641cc) - 0.50mm Oversize to 77.50mm Bore brake-brake-lines-line-fittings Stamped spring-fit inletBore: 77. 50mm Sizing: 0. 50mm 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: 1990 1993 Yamaha SJ650 Super Jet 1990 1993 Yamaha WR650 WaveRunner LX 1990 1993