The cooler plate gasket 4078971 is an essential lubrication and cooling system sealing component engineered specifically for Cummins K38 and K50 industrial engines. Built for high-displacement applications, it delivers leak-free service under continuous heavy duty.
Engineered for Severe Operating Environments & Global Applications
Heavy machinery operating in remote mine sites, offshore marine rigs, or continuous power stations requires precise thermal sealing to avoid costly engine downtime:
- Engine Compatibility: Fits Cummins K38 and K50 engine blocks powering large mining haul trucks, mechanical excavators, marine vessels, and heavy generator sets.
- Contamination Protection: Maintains positive pressure separation between engine lubricant and cooling fluid, protecting bearings and internal engine components from premature wear.
- Severe-Duty Reliability: Resists severe vibration loosening and thermal fatigue during extended operational runs under peak engine load.
Technical Specifications Reference
| Specification | Details |
| Primary OEM Part Number | 4078971 |
| Focus Keyword | Cummins k38 |
| Engine Compatibility | CUMMINS K38 / CUMMINS K50 |
| Category | Engine Lubrication & Cooling System Gaskets |
| Application Industry | Mining, Marine, Oil & Gas, Power Generation |
Frequently Asked Questions
Q: What engines are compatible with the 4078971 cooler plate gasket?
A: Part number 4078971 is built specifically for Cummins K38 and K50 series high-displacement diesel engines.
Q: What happens if an oil cooler plate gasket fails on a Cummins K38 engine?
A: A compromised gasket can lead to internal oil contamination in the cooling system or coolant leaking into the oil pan, resulting in severe engine overheating and bearing damage.
Q: Do you offer express international shipping for field replacement parts?
A: Yes, we provide standard export packaging and express international delivery directly to mining sites, port hubs, and equipment maintenance yards worldwide.
Commercial Supply & Technical Support
We supply original and heavy-duty replacement engine components for Cummins K38 and K50 engines to fleet maintenance hubs, mining operations, and spare parts distributors globally.
Need assistance with your order or fitment verification? Contact our team today for fast quotes and technical support.







