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Engine Coolant Thermostat 76.5°C for Toyota 1HZ Engine HZB50 HZJ79 HZJ75, OEM 90916-03089

$10.80

Restore your Toyota 1HZ engine’s cooling efficiency with our premium thermostat. Matches OEM 90916-03089 for HZB50 and HZJ79 models. High durability and precise fit.

9990 in stock

Full description

SKU: C1688-579892372758 Category: Tags: , , , ,

Description

Key Selling Points

  • Perfect Fitment: Specifically engineered for Toyota vehicles equipped with the 1HZ engine, including HZB50, HZJ79, and HZJ75 models, ensuring a seamless drop-in replacement.
  • OEM Precision: Manufactured to strictly match OEM part number 90916-03089, guaranteeing factory-level performance and reliable operation within your cooling system.
  • Optimal Temperature Regulation: Precisely calibrated to the standard 76.5°C opening temperature, preventing engine overheating and maintaining peak fuel efficiency and engine longevity.
  • Durable Construction: Built with high-quality corrosion-resistant alloys and premium wax pellets to withstand extreme thermal cycles and harsh operating environments.
  • Critical Engine Protection: A vital component to restore your vehicle's cooling circuit, preventing thermostat failure that could lead to costly engine damage or poor cold-start performance.

Technical Specifications

OEM Part Number 90916-03089
Opening Temperature 76.5°C (170°F)
Engine Compatibility Toyota 1HZ Diesel
Material Stainless Steel and Copper
Applicable Models HZB50, HZJ79, HZJ75, HZJ78, HZJ105

FAQ Q&A

Q: Does this thermostat fit my Toyota Land Cruiser HZJ79 with the 1HZ engine?

A: Yes, this thermostat is specifically designed for the 1HZ engine used in the HZJ79 series. It matches the OEM part number 90916-03089 for a direct fit.

Q: What happens if I don't replace a stuck-open 1HZ thermostat?

A: A thermostat stuck open will prevent the engine from reaching its efficient operating temperature, leading to increased fuel consumption, poor cabin heating, and excessive carbon buildup in the cylinders.

Q: Is the gasket or O-ring included with this unit?

A: This listing is for the thermostat unit itself as identified by part number 90916-03089. We recommend checking if your current gasket is reusable or purchasing a new one for a leak-free seal.







Additional information

Weight 0.2 kg
Dimensions 10 × 8 × 8 cm

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Engine Coolant Thermostat 76.5°C for Toyota 1HZ Engine HZB50 HZJ79 HZJ75, OEM 90916-03089
Engine Coolant Thermostat 76.5°C for Toyota 1HZ Engine HZB50 HZJ79 HZJ75, OEM 90916-03089
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