Product Overview:
Genuine CCEC 3040830 Exhaust Valve for Cummins NT855 Big Cam I–III for NT855 Big Cam I–III engines, with optimized stem treatment for superior wear resistance. As factory-standard replacement, it ensures precise fit, reliable exhaust flow and stable power. Widely used in generator sets, bulldozers and industrial equipment, ideal for maintenance and overhaul.
Key Features:
✅Genuine CCEC exhaust valve, dedicated for NT855 Big Cam I–III engines
✅ Optimized stem surface treatment for enhanced wear resistance and durability
✅Factory-standard dimensions ensure perfect fit and direct replacement
✅Reliable exhaust flow for stable engine power output
✅ High-temperature performance ideal for heavy-duty applications
✅ Widely used in generators, bulldozers, and industrial equipment
Specification Table:
| Item | Specification |
|---|---|
| Part Number | 3040830 |
| Product Type | Exhaust Valve |
| Applicable Engine | Cummins NT855 / NTA855 Big Cam I–III |
| Head Diameter | 47.5 mm (1.87 in) |
| Stem Diameter | 11.91 mm |
| Total Length | 132.6 mm |
| Material | Heat-resistant alloy steel with optimized stem surface treatment |
| Hardness | HRC 48–55 |
| Max Working Temperature | Up to 850°C |
| Application Scenarios | Generator sets, bulldozers, construction machinery, industrial engines |
| Core Feature | Genuine CCEC OEM standard, direct replacement for Big Cam I–III |
Why Choose Us?
✅ 100% Original CCEC Genuine Parts, Factory Direct Supply
✅ Strict Quality Testing, Full Pre-shipment Inspection
✅ Authorized Agent Wholesale Price, Cost-effective
✅ Professional Cummins Technical Matching Support
Name: Aandy
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