Namura Standard Bore Size B Top End Repair Kit for Kawasaki KX250 2021-2024 78mm

Namura Standard Bore Size B Top End Repair Kit for Kawasaki

This Namura standard bore size B top end repair kit for Kawasaki KX250 (2021-2024) delivers all components needed for a full top end rebuild. Designed for 78mm bore engines, this top end repair kit includes a forged piston and high-grade rings to restore compression. Ideal for riders maintaining their Kawasaki KX250 performance.

Overview

This top end repair kit for Kawasaki KX250 (2021-2024) provides a complete set of parts for rebuilding the cylinder head assembly. With a 78mm standard bore size B piston, this kit ensures proper fitment and reliable power restoration. Whether for competition or recreational riding, this top end repair kit offers a cost-effective solution for engine refresh.

Built For Performance

• Standard bore size B piston precisely machined to 78mm diameter
• Forged piston construction for high-strength and durability
• Complete gasket set for a sealed top end installation
• High-quality piston rings designed for optimal compression
• Includes wrist pin and circlips for secure piston attachment

Fits These Machines

• for Kawasaki KX250 2021
• for Kawasaki KX250 2022
• for Kawasaki KX250 2023
• for Kawasaki KX250 2024

On-The-Job Use

• Motocross racing requiring high RPM reliability
• Trail riding where consistent power delivery is essential
• Engine rebuilding projects for performance restoration
• Maintenance of high-hour competition engines

Specs At A Glance

Good To Know

Q: Does this kit include cylinder gaskets? A: Yes, the kit comes with a full gasket set for the top end, including head and base gaskets.

Q: Can this be used with a cylinder that has been bored oversize? A: This kit is for standard 78mm bore only; do not use on oversized cylinders.

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