Wiseco Pistons BE202M09050 Black Edition 4-Stroke Piston Kit 90.50mm Bore

The Wiseco Black Edition 4-Stroke Piston Kit delivers premium performance for powersports engines with a 90.50mm bore and stock compression ratio. Engineered and forged in Wiseco's Ohio facility, this complete piston kit features advanced coating technologies designed to withstand extreme cylinder pressures and extend service life.

Advanced Coating Technology:

• ArmorX Piston Coating applied to crown, ring grooves, and pin bore through electrochemical process for maximum resistance to high loads and cylinder pressures
• ArmorGlide Skirt Coating reduces operating friction and heat while minimizing cylinder wear
• Premium coatings work together to improve durability and performance under demanding conditions

Performance Engineering:

• Dedicated forge tooling optimized for ideal strength-to-weight ratio
• Lighter than OE pistons for improved throttle response
• Optimized crown design engineered specifically for each application
• Precision-machined for exact fitment and performance

Complete Kit Includes:

• Forged piston with advanced coatings
• High-quality piston rings
• Wrist pin
• Circlips

Wiseco has been manufacturing high-performance forged pistons since 1941, and the Black Edition series represents decades of engineering expertise. This kit provides a direct upgrade for 4-stroke powersports engines requiring a 90.50mm bore piston with stock compression ratio.