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Product Overview
The 3811985 Cylinder Head is a genuine Cummins CCEC replacement component engineered for KTA50, KTA38, and KTA19 series diesel engines. It is also compatible with QSK50, QSK38, and QSK19 models, delivering reliable performance and durability in heavy-duty applications such as power generation, construction machinery, marine propulsion, mining equipment, and large trucks.
3811985 Cylinder Head Specification:
| Parameter | Specification |
|---|---|
| Part Number | 3811985 |
| Cross Reference PN | 3811988, 3021692, 3646323, 3646324 |
| Fit Engines | KTA19, QSK19, KTA38, KTA50 |
| Material | High-alloy high-strength gray cast iron |
| Structure | Single-cylinder independent 4-valve design (2 intake + 2 exhaust) |
| Bare Head Net Weight | 26 kg |
| Full Assembly Weight (Valves/Springs/Seals Included) | 31.3 kg |
| Applicable Power Range | 335–760 HP K-series heavy-duty engines |
| Outer Package Size | 1060×400×280 mm |
✅Heavy-duty dump trucks and large construction machinery for open-pit mines
✅High-power diesel generator sets (continuous full-load power generation)
✅Marine diesel engines and power units for drilling platforms
✅24-hour non-stop equipment for oil field fracturing and large pump stations
Why Choose US?
✅Price Edge: Direct Cummins CCEC supply, zero intermediaries, cheaper than overseas agents
✅Shipping Guarantee: global sea and air freight services are supported, with delivery within 1–15 days
✅100% genuine Cummins products guaranteed,Compensate tenfold for any counterfeit goods
✅Professional technical support
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