Wiseco 2364M06700 Pro-X Piston Kit Standard Bore 66.50mm Forged Powersports

The Wiseco 2364M06700 Pro-X Piston Kit delivers a standard bore of 66.50mm and is engineered to meet the demands of both trail riders and competitive racers. Forged from high-silicon, low-expansion aluminum alloy, this piston offers an exceptional combination of strength, reduced reciprocating weight, and improved heat transfer for extended service life.

Wiseco's state-of-the-art CNC computerized manufacturing facility produces each piston with a diamond-turned finish, guaranteeing precise sizing with zero variation — critical for a proper cylinder seal and consistent performance across all riding conditions.

Key Features:

• Forged high-silicon, low-expansion aluminum construction for maximum strength and durability
• 66.50mm standard bore diameter for direct replacement fitment
• CNC diamond-turned finish ensures precision sizing and perfect cylinder wall fit
• Designed for both trail and performance racing applications
• Complete kit includes piston, piston rings, wrist pin, and circlips — everything needed for a full top-end rebuild
• Engineered and manufactured in the USA at Wiseco's Mentor, OH facility
• Optimized strength-to-weight ratio reduces rotating mass for improved throttle response

Wiseco has over 80 years of experience producing forged pistons for the powersports market, making them a trusted choice for motorcycle, ATV, UTV, PWC, and snowmobile engine rebuilds. The 2364M06700 kit provides a complete, ready-to-install solution for restoring or upgrading your engine to peak performance.