Namura Standard Bore Size B Top End Repair Kit for Yamaha YZ250 1995-1998 68mm

Namura Standard Bore Size B Top End Repair Kit for Yamaha YZ250 1995-1998 68mm

This Namura Standard Bore Size B Top End Repair Kit rebuilds the cylinder head assembly on 1995-1998 Yamaha YZ250 motorcycles, restoring compression and power.

Overview

This Namura Standard Bore Size B Top End Repair Kit is a complete top end rebuild solution for 1995-1998 Yamaha YZ250 models. Designed as a top end repair kit, it includes all necessary components to refresh the cylinder and piston assembly. Riders wanting to restore lost compression and get their YZ250 back on the track can count on this kit.

Built For Performance

• Includes a precision-machined piston for accurate fitment
• High-strength piston rings for consistent compression
• Wrist pin and circlips included for secure assembly
• Complete gasket set for a reliable seal
• Designed to meet OEM specifications

Fits These Machines

• for Yamaha YZ250 (1995-1998)

On-The-Job Use

• Used for restoring top-end performance on motocross tracks
• Ideal for trail and enduro riders needing a reliable rebuild
• Suited for desert racing applications
• Common during full engine overhauls on race bikes

Specs At A Glance

Good To Know

Q: Does this kit include a gasket set? A: Yes, the kit includes a complete gasket set for the top end rebuild.

Q: Is the piston pin pre-installed? A: The wrist pin and circlips are included but must be installed during assembly.

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