Reliable engine overhaul requires precision components. We supply OEM-Standard replacement parts for the Cummins 6CT 8.3L series. This high-performance Liner Kit includes the 3923537 Piston, 3948095 Cylinder Liner, and 3802429 Piston Ring set, engineered for durability in construction and industrial applications.
| Model NO. | 6CT / 6CTA8.3 / 6CT8.3 | Main Part Numbers | 3923537 / 3948095 / 3802429 |
| Product Name | Liner Kits (Overhaul Set) | Alternative PNs | 3803544 / 4976252 |
| Condition | Brand New, OEM Standard | Stock Status | In Stock / Fast Dispatch |
| MOQ | 1 Piece | Application | Engine Overhaul & Maintenance |
| Payment | T/T, Western Union, MoneyGram | Delivery | DHL, Fedex, UPS, Air, Sea |
| Focus Area | Our High-Precision Replacement | Standard Aftermarket |
|---|---|---|
| 1. Material (3923537) | High-silicon aluminum alloy | Low-grade recycled aluminum |
| 2. Surface Finish (3948095) | Cross-hatch plateau honing | Rough machining (causes wear) |
| 3. Ring Coating (3802429) | PVD or Chrome plating | Untreated iron (high friction) |
| 4. Fitment Accuracy | Direct 6CT Block Match | Universal fit (often loose) |
| 5. Heat Resistance | Extreme thermal stability | Prone to expansion distortion |
| 6. Lifespan | 5,000+ Operational hours | Unpredictable early failure |
Not sure how this issue affects your equipment? Our team helps operators:
Identify potential risks during scheduled maintenance.
Recommend suitable replacement parts based on your Engine Serial Number (ESN).
Support both inspection advice and fast parts supply.
Problem: Engine white smoke or oil consumption?
Solution: Replace worn 3802429 rings and 3948095 liners to restore cylinder compression and stop oil blow-by.
Why Choose This Liner Kit?
Built with an OEM-standard tri-metal structure, trusted by professional repair shops and global equipment fleets.
We provide comprehensive engine components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our expertise covers engine assemblies and vital spares like Cylinder Liners, Pistons, Piston Rings, Main Bearings, Con-rod Bearings, and Overhaul Gasket Kits.
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