SPI SM-109144 Spi Hyperdrive Performance Piston Controls 1991 Polaris Sport

1991 Polaris Sport

1994 Arctic Cat Cougar 440 L/C

Part Number: 40-R50A

9 adjustment positions with 10mm increments

2017 Ski-Doo Skandic 550F SWT

SPI SM-109144 Spi Hyperdrive Performance Piston Controls 1991 Polaris SportIncludes: 1 piston, 1 ring set, 1 wrist pin and 1 circlip set. This kit is standard bore standard bore size for these sleds is 72mm. Fits the models listed below: 2003 Ski Doo MXZ 600HO Adrenaline 2003 Ski Doo MXZ 600HO Renegade 2003 Ski Doo MXZ 600HO Sport 2003 Ski Doo MXZ 600HO X 2003 Ski Doo Summit 600HO Adrenaline 2004 Ski Doo GSX 600HO 2004 Ski Doo GSX 600HO SDI 2004 Ski Doo Legend 600HO SDI 2004 Ski Doo MXZ 600HO Adrenaline 2004 Ski Doo MXZ