Wiseco Pistons 641M05450 Off-Road Piston - 54.50mm 2-Stroke Kit

The Wiseco 641M05450 is a high-performance 2-stroke off-road piston designed for dirt bike applications requiring a 54.50mm bore size. This oversized piston provides a precise 0.50mm overbore solution for engine rebuilds and performance applications.

Key Features:

• 54.50mm bore diameter for 0.50mm overbore applications
• Engineered specifically for 2-stroke dirt bike engines
• Includes piston rings and circlips for complete installation
• Constructed from high-silicon aluminum alloy for superior strength and heat dissipation
• ArmorGlide skirt coating reduces friction and wear during break-in
• Precision-machined ring grooves ensure optimal seal and performance

What's Included:

• Piston
• Piston rings
• Circlips

Important Notes:

• Wrist pin sold separately (standard for Wiseco 2-stroke pistons)
• Only genuine Wiseco replacement ring sets should be used with Wiseco pistons
• Verify bore size and application compatibility before installation

Wiseco pistons are forged from aerospace-grade aluminum and feature advanced coatings to maximize performance, durability, and engine longevity in demanding off-road conditions.