Description
Thermostat 4973733 – Replacement for Cummins Engine M11 N14
Aftermarket thermostat engineered for precise coolant temperature regulation and reliable thermal management in Cummins M11 and N14 engine applications. Precision-manufactured components ensure drop-in compatibility with correct fitment.
Technical Specifications
- Part Numbers: 4973733
- Condition: New, aftermarket replacement
- Function: Coolant flow regulation, engine warm-up optimization, and operating temperature control for sustained heavy-duty engine performance
Equipment Compatibility
Note: Compatibility is provided for reference. Please verify against your part number before ordering.
Fits Cummins Engine Models:
- M11
- N14
Why Choose This Thermostat
The thermostat is a critical component in your Cummins M11 or N14 engine — it regulates coolant flow between the engine and radiator to maintain the optimal operating temperature range. A failing thermostat causes the engine to run too cold or overheat, leading to increased fuel consumption, accelerated wear, and costly unplanned downtime. This replacement unit delivers:
- Consistent temperature regulation – Engineered to open and close at the correct temperature threshold for your Cummins M11 and N14 cooling system
- Exact-fit installation – Direct replacement with correct valve diameter, opening temperature, and housing configuration
- Durable construction – Built to withstand the high-temperature, high-pressure demands of heavy-duty Cummins engine cooling circuits
- Cost-effective solution – Aftermarket quality at a fraction of dealer pricing
Package Contents
- 1 × Thermostat 4973733
Essential for cooling system maintenance and thermostat replacement. Keep your Cummins M11 and N14 engines operating at the correct temperature and performing reliably on every job.
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