Caterpillar 146-8126 Temperature Regulator Elbow | CAT 3126 & C7

Maintain your engine's thermal efficiency with the Caterpillar 146-8126 Temperature Regulator Elbow (often referred to as a Thermostat Housing Neck). This critical cooling system component regulates the flow of coolant to ensure your engine operates within its optimal temperature range, preventing overheating and ensuring peak performance.

Specifically designed for Caterpillar 3126 and C7 engine series, this housing is cast from high-grade gray iron to withstand the high-pressure (up to 240 kPa) and corrosive environment of a diesel cooling system. It features precision-machined gasket surfaces to ensure a secure, leak-free seal between the engine block and the radiator hose.