Fluid Heat Regulation: Sustain balanced thermal conditions across high-displacement 5.7L V8 platforms. Purpose-engineered for heavy-use applications, this primary water pump drives high-volume coolant flow throughout the engine cylinder block, guarding against extreme heat buildup during long-distance hauling, trailer towing, and continuous off-road operation.

Structural & Operational Attributes:

• Reinforced Metal Housing: Formed from pressure-resistant cast aluminum alloy to prevent casing distortion, fluid seepage, and stress fractures under severe thermal cycles.

• Balanced High-Flow Rotor: Custom-contoured impeller vanes optimize fluid volume displacement while suppressing parasitic drag on the serpentine drive belt.

• Heavy-Duty Seal & Shaft Unit: Built with high-spec mechanical face seals along with factory-lubricated internal journal bearings to ensure quiet, zero-leakage performance.

Technical Reference:

• Product Classification: Engine Cooling Water Pump

• Primary OEM Code: 16100-0S010

• Cross Reference OE Numbers: 16100-09490, 16100-09491, 16100-39495, 16100-39496

• Engine Type: 5.7L V8 (5663 ccm / 3UR-FE)

Verified Vehicle Fitment:

• Toyota Tundra Pickup (K5, K6) 5.7 / 5.7 4WD (USK50, USK51, USK52, USK55, USK56, USK57, USK75) (2006–Present)

• Toyota Sequoia (K6) 5.7 / 5.7 4WD (USK60, USK65) (2007–Present)

• Toyota Land Cruiser 200 (J20) 5.7 V8 (URJ200) (2007–2021)

• Lexus LX (J2) 570 (URJ201) (2007–Present)

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