Wiseco SK1243 - Wiseco Piston Kit For Ski-Doo (BRP) FORMULA 500 1990-2000 Standard

Features: All the necessary components for overboring or rebuilding your top end. Kit includes forged pistons, rings, wrist pins, circlips and top end gasket set. Cylinder sleeves must be purchased separately.. For rotary valve engine only. Fits cast iron bore cylinders..