Namura Full Gasket Kit for Yamaha WR400F, YZ426F & WR426F fits 2000-2002 Models

Namura Full Gasket Kit for Yamaha WR400F, YZ426F & WR426F

This gasket kit includes all necessary seals and gaskets to rebuild the engine on Yamaha WR400F, YZ426F, and WR426F models from 2000 to 2002. The full gasket kit is a complete set designed for a top-end or full engine rebuild. Use this gasket kit to restore compression and prevent leaks after disassembly.

Overview

The Namura full gasket kit provides all the gaskets needed for a thorough engine overhaul on select Yamaha four‑stroke dirt bikes. This gasket kit includes head, base, valve cover, and other critical seals to ensure a leak‑free reassembly. It is the ideal solution for riders restoring their WR400F, YZ426F, or WR426F to factory‑spec performance.

Built For Performance

• Includes head gasket, base gasket, valve cover gasket, and more
• Manufactured from high‑quality materials to withstand heat and pressure
• Pre‑cut holes and precise dimensions for a proper seal
• Reduces risk of oil or coolant leaks during operation
• Complete kit eliminates need to source individual gaskets

Fits These Machines

• for Yamaha WR400F (2000‑2002)
• for Yamaha YZ426F (2000‑2002)
• for Yamaha WR426F (2000‑2002)

On‑The‑Job Use

• Engine rebuild after top‑end failure or wear
• Routine maintenance for racers and off‑road enthusiasts
• Replacing old gaskets during a full motor refresh
• Restoring power and reliability on vintage Yamaha four‑strokes

Good To Know

Q: Will this gasket kit fit a 2001 YZ426F? A: Yes, the kit is designed for 2000‑2002 models including the YZ426F. Always verify your engine serial number to ensure exact compatibility.

Q: Does the kit include a cam chain tensioner gasket? A: The full gasket kit typically includes the cam chain tensioner gasket along with head, base, and valve cover gaskets. Confirm contents by the included parts list before installation.

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