Cummins Main Bearing C3978820 – Reliable Crankshaft Support for DCEC Engines
The Cummins Main Bearing C3978820 plays a key role in supporting the crankshaft, ensuring smooth engine performance under all conditions. As part of the trusted Cummins genuine parts lineup and tailored for DCEC parts systems, this bearing delivers consistent results in heavy-duty use.
🔩 Specifications
- Part Number: C3978820
- Part Name: Main Bearing
- Type: Crankshaft support component
- Material: Hardened alloy with fine machining
- Category: Cummins parts, Cummins genuine parts, DCEC parts
- Compatibility: Designed for DCEC engine configurations
⭐ Key Features
- Maintains crankshaft balance and alignment
- Offers excellent wear resistance over time
- Reduces engine noise and vibration for smoother running
- Built to perform under high temperature and load
- Works seamlessly with other Cummins parts and DCEC parts
⚙️ Technical Insights
This bearing is carefully engineered for precise alignment and reduced friction. As a result, it helps extend the life of the crankshaft and lowers the risk of engine damage. Moreover, it preserves oil film integrity, which improves both efficiency and durability. When combined with other Cummins genuine parts, it forms a dependable engine repair solution.
🛠 Application Scenarios
- 🚛 Used in DCEC-powered trucks for engine overhaul or maintenance
- 🏗 Suits construction machinery under continuous heavy loads
- 🚜 Ideal for agricultural engines that demand stable operation
- 🔋 Fitted in DCEC generator sets for long-term reliability
- 🔧 Recommended by service shops using trusted Cummins parts
📦 Availability
This bushing is in stock and available for global shipping.
To ensure correct fitment with your Cummins parts configuration, please provide your engine serial number (ESN). Our support team is ready to assist with verification.
