This is the lower section of the thermostat housing, fitted directly to the engine block on the TD42T engine in a Y61 GU Patrol. It's a critical part of your cooling system that directs coolant flow. The original cast alloy housing can corrode and become pitted, especially on the gasket mating surfaces. This damage prevents the gasket from sealing properly, causing persistent and hard-to-fix coolant leaks. Ignoring a leaking thermostat housing will lead to coolant loss, which directly causes overheating and can result in catastrophic engine damage like a warped cylinder head.
Please check vehicle fitment to confirm compatibility with your vehicle. Please contact us with your VIN details if you require further assistance to confirm fitment.
Choosing genuine Nissan parts ensures the quality and fit for your Nissan. Unlike some aftermarket alternatives, genuine Nissan parts are manufactured to exacting standards, using materials specifically designed to withstand the rigors of Australian conditions. Guaranteeing performance, service life, and reliability.