Vertex Water Pump Rebuild Kit 821997 — Yamaha YZ450F / YZ450FX / WR450F 2019-2023

Product Description

Keep your engine running cool and reliable with the Vertex Water Pump Rebuild Kit (821997). Designed specifically for high-performance Yamaha YZ and WR 450 models, this comprehensive kit includes every component needed to perform a professional-grade water pump overhaul and restore your cooling system to factory specifications.

Each kit is engineered for durability and precision, featuring high-quality bearings, mechanical water pump seals, and essential gaskets to prevent leaks and ensure optimal coolant circulation. Whether you are performing routine preventative maintenance or addressing a cooling system failure, this Vertex kit provides the reliable components required to get back on the track or trail with confidence.

Top Features: Vertex Water Pump Rebuild Kit

• All-In-One Kit: Includes required bearings, mechanical water pump seals, rubber seals, and snap rings.
• Complete Gasket Set: Comes with high-quality side cover and water pump gaskets.
• OEM Standards: Built to meet or exceed original equipment performance requirements for a perfect fit.
• Durable Components: Includes essential hardware like copper drain washers to ensure a leak-free installation.

Please review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Is a special tool required to install the mechanical seal?
A: While professional tools are recommended, careful installation using a clean socket or seal driver of the correct diameter is essential to prevent damage to the seal face.

Q: Does this kit include coolant?
A: No, this kit includes the mechanical parts only. We recommend flushing your system and refilling with a high-quality powersports-specific coolant after the repair.

Expert Pro-Tip: When installing a new mechanical water pump seal, keep the mating surfaces absolutely clean. Even a fingerprint or a tiny speck of debris on the ceramic seal face can cause a premature coolant leak. Always use a lint-free cloth and inspect under good lighting before assembly.

Recommended Pairings:
o All Dirt Bike Maintenance Supplies
o High-Performance Coolant
o Pro-Grade Shop Tools & Torque Wrenches

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.

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