Sp1 09-773-02 T-Moly Series Piston Kit - 0.50mm Oversize to 78.50mm engine-valve-train-camshafts The lock nut can be

The lock nut can be locked and unlocked with a 5mm hex wrench

3D contoured

1982-1983 Ski-Doo Skandic 377

Designed for high pressure motorcycle application

Sp1 09-773-02 T-Moly Series Piston Kit - 0.50mm Oversize to 78.50mm engine-valve-train-camshafts The lock nut can beMachined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases durability. Hard anodized crowns. Hypereutectic Cast. Vehicle Fitment: 1999 Ski Doo Formula Deluxe 380 Fan 1999 Ski Doo Formula Deluxe 500 Fan 1999 Ski Doo Formula Deluxe 500 LC 1999 Ski Doo Formula Deluxe 583 1999 Ski Doo Formula Deluxe 670 1993 Ski Doo