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Engine Coolant Thermostat Kit Cummins 3802968 | 3283589, 3802273, 3917324, 3912587
Keep your Cummins B-series engine running at its optimal operating temperature with this high-performance engine coolant thermostat kit, designed to prevent overheating and maximize fuel efficiency.
Description
Reliable Temperature Regulation for Cummins B-Series Engines
The Cummins 3802968 Engine Coolant Thermostat Kit is a critical cooling system component designed to regulate coolant flow and maintain your engine’s optimal operating temperature. Specifically engineered for Cummins 4B, 4BT, 4BTA (3.9L) and 6B, 6BT, 6BTA (5.9L) series engines, this thermostat kit ensures your heavy-duty diesel engine operates within its designated temperature range, preventing costly overheating or underheating issues.
Key Features & Benefits
- Optimal Temperature Control: Rated at 180°F (83°C) to ensure consistent coolant flow and prevent engine overheating.
- Heavy-Duty Construction: Built with premium metal and rubber materials to withstand extreme temperatures and high-pressure environments.
- Enhanced Fuel Efficiency: Maintaining the correct operating temperature reduces emissions and improves overall fuel combustion.
- Complete Installation Kit: Includes the thermostat and necessary sealing components for a secure, leak-free fit.
Product Specifications
- Part Number: 3802968
- Opening Temperature: 180°F / 83°C
- Flange Diameter: 54.10 mm
- Material: Metal and rubber construction
Engine & Equipment Compatibility
This thermostat kit is widely used in agricultural, construction, and industrial applications. It is compatible with:
- Cummins Engines: 4BT 3.9, 6BT 5.9, 4BTA, 6BTA
- Komatsu Engines: S4D102
- Compatible Equipment: Case, Case IH, Dynapac, Hyundai, and JCB machinery utilizing Cummins B-series engines.



