Namura Standard Bore Piston Kit Size B 96.96mm for Yamaha YZ450F 2014-2019 97mm

Standard Bore Piston Kit Size B for Namura

This standard bore piston kit provides a 96.96mm piston size B for Yamaha YZ450F models from 2014 to 2019, offering a direct replacement for worn pistons.

Overview

The standard bore piston kit size B for Namura is designed for Yamaha YZ450F dirt bikes from 2014 to 2019, delivering a reliable replacement piston that restores engine performance. This standard bore piston kit includes a precision-machined piston, rings, wrist pin, and circlips for a complete piston assembly. It is ideal for riders restoring their YZ450F top end to stock specifications.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• Size B piston for accurate fit within stock cylinder
• Includes high-quality piston rings for optimal compression
• Complete with wrist pin and circlips for easy installation
• Designed for Yamaha YZ450F 2014-2019 engines

Fits These Machines

• for Yamaha YZ450F 2014-2019

On-The-Job Use

• Replacing worn pistons in YZ450F engines
• Rebuilding top end during major service intervals
• Maintaining stock performance in motocross or trail riding
• Installing during engine refresh for competition use

Specs At A Glance

Good To Know

Q: Does this kit include a piston pin and circlips? A: Yes, the standard bore piston kit includes the wrist pin and circlips for a complete installation.

Q: Can this piston be used with a stock cylinder without reconditioning? A: Yes, as it is a standard bore size, it fits the stock cylinder bore of the YZ450F, but always check cylinder condition.

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