AISIN WPT-804 Engine Water Pump with Gaskets - Reliable OEM Fit

Our review of the AISIN WPT-804 finds it is a reliable replacement water pump for owners of select Lexus LX570 and Toyota Land Cruiser, Sequoia, and Tundra models who want an OEM-quality swap without guesswork. The bottom line: this pump delivers smooth coolant flow and long-lasting sealing thanks to AISIN's proven design and materials, and it ships with gaskets so installers get one part that replaces the original unit. It's best for technicians and DIYers who prioritize fit, corrosion resistance, and a straightforward installation.

Key Features

• OEM heritage: Built by AISIN, the top original equipment manufacturer of water pumps, providing confidence in design and compatibility with factory systems.
• Advanced flow design: Smooth coolant flow channels and efficient rotors help maintain consistent engine cooling under load.
• Durable sealing: Carbon ceramic mechanical sealing and quality ball bearings reduce the chance of leaks and extend service life.
• New components: Crafted from all new, not remanufactured parts, offering upgraded materials and workmanship over used units.
• Corrosion resistance: Construction materials were selected to resist rust, corrosion, and coolant scaling for longer-term reliability.
• Gasket included: Comes with factory-type gaskets to simplify installation and improve leak resistance right out of the box.

Who It's For

This water pump is aimed at owners and mechanics who need a direct replacement for select Lexus LX570 and Toyota Land Cruiser, Sequoia, and Tundra engines and who value genuine OEM engineering and materials. It is particularly useful when the original pump shows wear or leaks and the installer wants components that resist corrosion and scaling.

Those who should look elsewhere include buyers with vehicles not listed in the fitment or owners who require application-specific performance upgrades beyond OE-style parts. Always verify engine-specific fitment with the vehicle fit checker before purchase.

Pros & Cons

Pros

• Exact OEM replacement fit and function for compatible models, reducing installation hassle.
• High-quality sealing and bearings provide good leak resistance and smooth operation over time.
• Constructed from new, upgraded materials that resist rust and coolant scaling for longevity.
• Includes gaskets so installers have the necessary sealing components in one package.

Cons

• Fitment depends on engine and model year; buyers must verify compatibility prior to installation.
• Not intended as a performance upgrade part for modified engines.

Specifications

Brand	AISIN
Model	WPT-804
Included	Water pump with gaskets
Compatibility	Lexus LX570 (2008-11, 2013-21); Toyota Land Cruiser (2008-11, 2013-21); Sequoia (2008-22); Tundra (2007-21)
Construction	All new components with corrosion-resistant materials
Sealing	Carbon ceramic mechanical seal
Bearings	Ball bearings

Our Verdict

The AISIN WPT-804 is a practical choice for anyone needing a trustworthy OEM-style replacement for compatible Lexus and Toyota models; it balances durability, leak resistance, and correct fitment while including gaskets to simplify installation, making it solid value for routine engine cooling service.

Frequently Asked Questions

Will this pump fit my vehicle?
Verify specific engine and year fitment with the vehicle fit checker because fit depends on model year and engine variant.

Are replacement gaskets included?
Yes, the pump ships with gaskets so installers receive the sealing components needed for installation.

Is this a remanufactured unit?
No, the WPT-804 is crafted from all new components rather than being remanufactured.