4L-8165 Engine Oil Pan Breather
Cat® Crankcase Breather Filter Description
Description
:
A Cat crankcase breather filter is a component that allows air to flow into and out of the engine crankcase to regulate pressure and prevent the buildup of harmful gases and contaminants. A breather filter assembly consists of parts such as an air filter and a check valve within the crankcase breather filter. The breather can be integrated into the engine valve cover or other components, or it can be a separate component mounted on the cylinder block or cylinder head.
Features
- Helps regulate pressure and prevent contamination.
- Keeps the engine running properly, preventing damage or failure.
- Improves performance and provides better fuel economy.
Applications
The breather filter is used in the crankcase breather to collect oil droplets and other particles while allowing air to pass through. Most commonly used on CAT 3512, 3606, 3608, D379A/D379B, D379B, D398, D398A/D398B, D399, G3606/3606, G3608/3608, G379A, G398A and G399 engines (piston), 3512, D379B, D398B and D399 generator sets, 3608 generators (electric power), and 5650 turbine engines.
Specifications
| Length | 222 mm (8.74 in) |
|---|---|
| Diameter | 187.5 mm (7.382 in) |
| Material Description | Not Specified |
| Overall Length | 222 mm (8.74 in) |
Compatible Equipment
- Motor Graders: 3606
Additional information
| Machine Model | |
|---|---|
| Equipment Type | |
| Part Source | Genuine OEM |








