Namura Standard Bore Top End Repair Kit Size C for Yamaha YZ450FX 2021-2023 97mm

Standard Bore Top End Repair Kit Size C for Yamaha YZ450FX 2021-2023

This standard bore top end repair kit size C provides all necessary components to rebuild the cylinder head of a Yamaha YZ450FX from 2021 to 2023, featuring a 97mm bore.

Overview

This standard bore top end repair kit for Yamaha YZ450FX is designed for riders needing a reliable top end rebuild. The kit includes precision components to restore engine performance, making it a smart choice for your YZ450FX. Whether you are replacing worn parts or refreshing your engine, this standard bore top end repair kit delivers the quality you need.

Built For Performance

• Forged aluminum piston for reduced weight
• High-strength steel rings for effective sealing
• Hardened wrist pin for longevity
• Included circlips for secure retention
• Precision-machined bore matching 97mm diameter
• Complete kit for a straightforward rebuild

Fits These Machines

• for Yamaha YZ450FX 2021
• for Yamaha YZ450FX 2022
• for Yamaha YZ450FX 2023

On-The-Job Use

• Used for top-end engine rebuilds after extensive off-road riding
• Restores compression and power for competitive racing
• Ideal for maintenance intervals on high-hour YZ450FX engines
• Reduces downtime with a complete kit solution

Specs At A Glance

Good To Know

Q: Does this kit include a gasket set? A: This kit includes piston, rings, wrist pin, and circlips, but gaskets must be purchased separately.

Q: Can this kit be used on a 2020 YZ450FX? A: No, this kit is specifically for 2021-2023 models; verify your engine year before ordering.

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