Wiseco SK1215 2-Stroke Pro-Lite Top End Kit for Ski-Doo Rotax 536/537 - Standard 72.00mm Bore

The Wiseco SK1215 is a complete 2-stroke top end rebuild kit designed for Ski-Doo snowmobiles equipped with the Rotax 536/537 engine. Built to a standard bore of 72.00mm, this kit includes everything needed to restore or upgrade your top end with OEM-exceeding forged components.

Kit Includes:

• Forged Pro-Lite piston(s) — CNC machined for optimal cam shape and profile for peak horsepower and service life
• Piston rings
• Wrist pins
• Circlips
• Top end gasket set

Key Features:

• Forged Pro-Lite Construction: Wiseco forges all pistons in-house in the USA, using proprietary forge tooling for complete quality control from raw material to finished part
• Horizontal Slot-Pin Oiling: Reduces friction and provides scuff resistance for improved durability under demanding conditions
• ArmorGlide Skirt Coating: Factory-applied skirt coating reduces wear and extends service life
• Superior Strength vs. Cast Pistons: Forged construction delivers condensed, aligned grain structure for higher mechanical properties and resistance to impact and fatigue
• Engineered and Machined in the USA: In-house dyno testing and R&D ensure consistent, race-proven performance

Specifications:

• Bore — Standard: 72.00mm
• Bore — Actual: 72.00mm
• Bore Oversize: STD
• Stroke: 64.00mm
• Cylinders: 2
• Engine Type: Rotax 536 / 537
• Cylinder Bore Type: Cast Iron
• OEM Reference: 2373M07200 / 2835LK

The SK1215 is an ideal solution for snocross, cross-country racing, or trail riding applications where factory-level reliability and high-performance durability are essential.