Pro-X 01.4351.A Piston Kit - 77.96 Bore Size seats-safety-harnesses 65% cotton 35% polyester

65% cotton 35% polyester

1999-2001 Yamaha YZ125

H-D #16770-66a

2013-2019 Polaris 800 SwitchBack Assault 144

2017 Husqvarna TC65

Pro-X 01.4351.A Piston Kit - 77.96 Bore Size seats-safety-harnesses 65% cotton 35% polyesterProX pistons provide a reliable and cost effective way to maintain the engine of your sled. High quality cast piston made with dedicated tooling and molding. Made from hypereutectic alloy for extra strength and reduced expansion. Special dual ring setup for improved durability and resistance to wear. Full MoS2 skirt coating for improved breaking in and resistance to scuffing. Anodized piston dome for increased protection against excessive heat. Usage