Namura Top End Gasket Kit for Yamaha 2023-2025 YZ450F & 2024-2025 YZ450FX WR450F

Top End Gasket Kit for Yamaha

This top end gasket kit includes all gaskets needed for rebuilding the cylinder head and top section of 2023-2025 Yamaha YZ450F, 2024-2025 YZ450FX, and WR450F engines.

Overview

The Namura Top End Gasket Kit for Yamaha 450cc dirt bikes provides the essential gaskets for a top end overhaul. This top end gasket kit is designed to restore compression and seal the combustion chamber. Ideal for motocross and off-road riders, this top end gasket kit ensures a precise fit on late-model Yamaha 450F machines.

Built For Performance

• Includes head gasket, base gasket, and valve stem seals
• High-quality multi-layer steel or coated materials
• Exact fit for YZ450F, YZ450FX, and WR450F engines
• Resists high temperatures and pressure
• Easy installation with included components
• Designed for 2023-2025 model years

Fits These Machines

• for Yamaha YZ450F (2023-2025)
• for Yamaha YZ450FX (2024-2025)
• for Yamaha WR450F (2024-2025)

On-The-Job Use

• Rebuilding top end after a piston replacement
• Performing maintenance on a motocross bike
• Restoring engine performance on a Yamaha 450F
• Replacing worn gaskets to prevent oil leaks
• Preparing a race bike for the season

Specs At A Glance

Good To Know

Q: Will this top end gasket kit fit a 2024 YZ450F? A: Yes, the kit is designed for 2023-2025 YZ450F models, so a 2024 is compatible.

Q: Are the gaskets reusable? A: Gaskets are designed for single use only; always replace with new gaskets during reassembly to ensure proper sealing.

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