Radiator Cap Sub-Assembly 16401-46610 for Toyota Land Cruiser & Hiace, 1.1 Bar Pressure Water Tank Cover

Name: Radiator Cap Sub-Assembly 16401-46610 for Toyota Land Cruiser &amp; Hiace, 1.1 Bar Pressure Water Tank Cover
SKU: C1688-733972511535
Availability: InStock

$6.42

Shop the 16401-46610 Radiator Cap for Toyota Land Cruiser and Hiace. High-quality pressurized water tank cover ensures cooling efficiency and prevents overheating.

1000 in stock

Full description

SKU: C1688-733972511535 Category: Radiator Cap Tags: 16401-46610, 1GR engine parts, Hiace water tank cover, land cruiser cooling system, radiator pressure cap, Toyota radiator cap

Description

Key Selling Points

Perfect OEM Fitment: Designed as a direct replacement for OEM part number 16401-46610, ensuring a precise fit for Toyota Hiace and Land Cruiser cooling systems.
Engine Thermal Protection: Maintains optimal pressure within the radiator to prevent coolant boiling and engine overheating, crucial for high-performance GRJ79 and 1GR engines.
Superior Sealing Performance: Features high-grade heat-resistant rubber seals that prevent leaks and maintain consistent pressure levels under extreme operating temperatures.
Durable Construction: Crafted from high-quality stainless steel and industrial-grade components to resist corrosion and ensure long-term reliability in harsh environments.
Easy Installation: Engineered for a simple 'twist-and-lock' installation, allowing for quick DIY replacement without the need for specialized tools.

Technical Specifications

Part Number	16401-46610, 16401-31792, 16401-31791
Material	Steel / High-Temp Rubber
Placement on Vehicle	Radiator / Expansion Tank
Pressure Rating	108 kPa (1.1 Bar)
Compatible Engines	GRJ79, 1GR-FE

FAQ Q&A

Q: How do I know if this radiator cap fits my Toyota Land Cruiser?

A: This cap is specifically designed for Land Cruiser and Hiace models using the 1GR-FE engine. Please verify that your current cap has the part number 16401-46610 or matches the 1.1 Bar pressure spec.

Q: Can I replace the radiator cap while the engine is hot?

A: No, never open a radiator cap when the engine is hot. Wait for the engine to cool down completely to avoid serious burns from pressurized steam or boiling coolant.

Q: What are the signs that my current radiator cap needs replacement?

A: Common symptoms include coolant leaking from the overflow tank, a collapsed radiator hose, frequent engine overheating, or visible white residue around the cap seal.