OE Quality
60-Day Returns

Genuine 1160940191 Engine Crankcase Breather Hose
Reliable Engine Crankcase Breather Hose for Mercedes-Benz 300SEL
The Genuine 1160940191 engine crankcase breather hose is designed specifically for the Mercedes-Benz 300SEL. This essential component ensures proper ventilation of the engine crankcase, helping maintain optimal engine performance and emission control.
- Compatible with Mercedes-Benz 300SEL models
- Genuine part number 1160940191 for precise fitment
- Engine crankcase breather hose for emission control systems
- Durable construction to withstand engine conditions
- Helps maintain proper crankcase pressure and reduce emissions
Product Details and Compatibility
This Genuine engine crankcase breather hose, part number 1160940191, is engineered to meet the specifications of the Mercedes-Benz 300SEL. It is a critical component within the emission control system, facilitating the ventilation of gases from the engine crankcase. Proper crankcase ventilation prevents pressure buildup and reduces harmful emissions, contributing to the vehicle’s compliance with environmental standards.
Purpose and Common Issues Addressed
- Prevents excessive crankcase pressure that can cause oil leaks
- Reduces engine contamination from blow-by gases
- Helps maintain engine efficiency and smooth operation
- Supports emission control by routing gases properly
- Mitigates potential damage to engine seals and gaskets
Installation Notes and Tips
When installing the Genuine 1160940191 breather hose on a Mercedes-Benz 300SEL, ensure the hose is free from cracks or damage before installation. Properly secure all connections to avoid vacuum leaks. It is recommended to inspect related components such as the PCV valve and seals during replacement to maintain system integrity.
Quality Assurance and Warranty
As a Genuine part, the 1160940191 engine crankcase breather hose meets Mercedes-Benz OEM standards for fit, form, and function. This ensures reliable performance and durability under normal operating conditions. Warranty coverage is subject to the terms provided by the manufacturer, typically covering defects in material and workmanship.
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1973 | Mercedes-Benz | 300SEL | N/A | From air slide to idle adjuster housing |
| 1972 | Mercedes-Benz | 300SEL | N/A | From air slide to idle adjuster housing |
| 1971 | Mercedes-Benz | 300SEL | N/A | From air slide to idle adjuster housing |
| 1970 | Mercedes-Benz | 300SEL | N/A | From air slide to idle adjuster housing |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.