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Engine Crankcase Breather Hose Cummins 3971371 | 5686582, J971371, 568658200, 397137100
Ensure optimal crankcase ventilation and prevent oil leaks with this high-quality crankcase breather hose for Cummins ISB and QSB 6.7L engines.
Description
High-Quality Engine Crankcase Breather Hose for Cummins 6.7L Engines
The Cummins 3971371 engine crankcase breather hose (also referred to as a breather tube) is designed to ensure efficient ventilation of blow-by gases from the crankcase back into the intake system. Proper crankcase ventilation is critical for maintaining correct engine pressure, preventing oil leaks, and reducing harmful emissions. This durable hose is engineered to withstand high temperatures and oil exposure, ensuring long-lasting performance in demanding heavy-duty applications.
This part is also available under the numbers: 5686582, J971371, 568658200, and 397137100. It is specifically designed for EPA13 6.7-liter ISB and QSB engines, providing a precise fit and reliable operation.
Engine Compatibility and Fitment
This crankcase breather hose is compatible with the following Cummins engine models:
- Cummins ISB 6.7 (including EPA13 configurations)
- Cummins ISD 6.7
- Cummins QSB 6.7
Key Features and Benefits
- Robust Construction: Made from high-grade materials resistant to oil, heat, and ozone degradation.
- Optimal Ventilation: Helps maintain proper crankcase pressure to prevent seal blowouts and oil leaks.
- Precise Fit: Manufactured to exact specifications for a hassle-free installation and reliable seal.
Cross-Reference / Interchange Part Numbers
This part replaces / is interchangeable with the following part numbers:
- 3971371
- 5686582
- J971371
- 568658200
- 397137100
- C5686582
- C3971371
- CU5686582
- CU3971371
- CUM5686582
- CUM3971371
