The intake manifold gasket 4066038 (interchangeable with part numbers 3637776 and 3411036) is a critical air intake sealing component built for CUMMINS K60 and QSK60 industrial engines.
Reliable Air Sealing for Cummins K-Series Platforms
High-displacement engines operating under continuous heavy load require robust intake gaskets to preserve boost pressure and protect internal combustion chambers:
- Engine Compatibility: Designed for CUMMINS K60 and QSK60 diesel engines operating in mining haul trucks, large excavators, marine propulsion, and standby power generators.
- Leak Prevention: Prevents compressed intake air from leaking past the manifold joint, ensuring stable boost pressure and turbocharger performance.
- Durable Construction: Resists degradation from elevated operating temperatures, intake vibration, and trace engine fluids.
Technical Specifications & Interchange Reference
| Specification | Details |
| Primary OEM Part Number | 4066038 |
| Interchange Part Numbers | 3637776 / 3411036 |
| Focus Keyword | CUMMINS K60 |
| Engine Compatibility | CUMMINS K60 / CUMMINS QSK60 |
| Category | Engine Air Intake & Manifold Gaskets |
| Application Industry | Mining, Marine, Oil & Gas, Power Generation |
Frequently Asked Questions
Q: Are part numbers 4066038, 3637776, and 3411036 fully interchangeable?
A: Yes, 4066038, 3637776, and 3411036 share identical mounting dimensions, bolt patterns, and thickness specifications for CUMMINS K60 and QSK60 intake manifolds.
Q: What happens if an intake manifold gasket fails on a QSK60 engine?
A: A failing gasket causes boost pressure leaks, leading to loss of engine power, increased black smoke, higher fuel consumption, and potential dirt ingestion into the engine.
Q: How can I verify fitment before placing an order?
A: Send your Engine Serial Number (ESN) or existing part numbers to our technical sales team for instant cross-reference checking.
Commercial Supply & Technical Support
We supply original and heavy-duty replacement engine components for CUMMINS K60 and QSK60 engines to fleet managers, mining operations, and repair facilities worldwide.
Need assistance with your order or fitment verification? Contact our team today for fast quotes and technical support.







