Namura Standard Bore Piston Kit Size C 96.97mm for Yamaha YZ450F 2023-2025 97mm

Standard Bore Piston Kit Size C 96.97mm for Yamaha YZ450F 2023-2025

This standard bore piston kit is a direct replacement for the Yamaha YZ450F, delivering OEM-grade compression and power restoration for 2023-2025 models.

Overview

The Namura standard bore piston kit provides a reliable top-end rebuild solution for the Yamaha YZ450F. This size C 96.97mm piston ensures a precise fit without cylinder boring. It is designed for riders maintaining their high-performance dirt bikes between overhauls.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• Includes rings, wrist pin, and circlips for a complete kit
• Sized to fit stock cylinder bore within service limits
• Heat-treated for improved strength and longevity

Fits These Machines

• for Yamaha YZ450F 2023-2025

On-The-Job Use

• Motocross racing
• Off-road trail riding
• Enduro competition
• Engine rebuilding and top-end refresh

Specs At A Glance

Good To Know

Q: Is this piston kit compatible with the stock cylinder? A: Yes, as a standard bore kit it fits the stock cylinder provided the cylinder is within wear limits and not damaged.

Q: What is included in this kit? A: The kit includes the piston, piston rings, wrist pin, and circlips for a complete top end rebuild.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.