Cummins Compression Piston Ring 3947678 – Reliable Sealing for Optimal Engine Compression
The Cummins Compression Piston Ring 3947678 is designed to deliver efficient sealing performance in high-compression environments. Specifically engineered for use in FOTON engines equipped with Cummins systems, this piston ring plays a crucial role in maintaining engine performance and longevity.
🔩 Specifications
- Part Name: Compression Piston Ring
- Part Number: 3947678
- Brand: Cummins
- Compatible Engine: Suitable for FOTON models using Cummins engines
- Category: Cummins parts, FOTON parts
⭐ Key Features
- Ensures excellent sealing for high compression ratios
- Manufactured to Cummins genuine parts standards
- Designed for durability under high thermal and mechanical stress
- Minimizes blow-by and improves fuel efficiency
- Precisely engineered for a reliable fit in FOTON-Cummins engines
⚙️ Technical Insights
As a critical part of the piston assembly, the compression piston ring is responsible for sealing the combustion chamber, regulating oil consumption, and transferring heat from the piston to the cylinder wall. Because of this, using genuine Cummins parts like the 3947678 ring is essential for maintaining long-term engine health. Additionally, the part’s compatibility with FOTON engines ensures OEM-level performance.
🛠 Application Scenarios
- ✅ FOTON commercial vehicles powered by Cummins engines
- ✅ Routine maintenance or piston overhaul in FOTON diesel engines
- ✅ Repairs requiring certified FOTON parts for emission and efficiency compliance
- ✅ Workshops prioritizing Cummins genuine parts for engine reliability
📦 Availability
This compression piston ring 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.
