Wiseco 2452M07700 2-Stroke Forged Piston Kit 77mm +1mm Overbore Ski-Doo 550F

The Wiseco 2452M07700 is a high-performance, 2-stroke forged piston kit designed specifically for Ski-Doo snowmobiles equipped with the 550F fan-cooled engine. Featuring a 77.00mm bore diameter (+1.00mm overbore) and a 61.00mm stroke, this kit is engineered to restore and improve engine performance in worn or rebuilt cylinders. The engine displacement with this piston is 568cc.

Key Features:

• Forged high-silicon aluminum alloy construction for maximum strength, dependability, and extended service life
• ArmorGlide skirt coating minimizes friction, improves wear resistance, and maximizes horsepower
• Electra-coated (E-Coated) piston to resist micro-welding, galling, and detonation damage
• Engineered, forged, and machined in the USA in Mentor, OH
• Dedicated forgings with lightening operations for an optimized strength-to-weight ratio
• Designed and built specifically for this 2-stroke powersports engine application
• Fits cast iron bore cylinders
• Kit includes: piston, ring(s), wrist pin, and circlips

Wiseco's 2-stroke piston legacy spans over 80 years, and every piston kit is the result of decades of experience incorporating the latest manufacturing techniques and design innovation. In-house dyno testing and complete control over the manufacturing process — from raw bar to finished skirt coating — ensures consistent quality and performance you can count on.