Porsche Engine Crankcase Breather Hose 94810721702 – Genuine Porsche Windshield Washer Pump Fiber-Reinforced Construction: Multi-layer rubber with

Fiber-Reinforced Construction: Multi-layer rubber with fiber reinforcement provides durability and resistance to high heat and coolant chemicals

Vibration Dampening: Reduces noise and harshness from the suspension system

SCHRICK Engineering: Precision wound from premium spring steel

this fuel pump is a must-have for any Porsche enthusiast

New Parts: Brand-new construction ensures maximum performance and reliability

Porsche Engine Crankcase Breather Hose 94810721702 – Genuine Porsche Windshield Washer Pump Fiber-Reinforced Construction: Multi-layer rubber withEngine Crankcase Breather hoses are part of a vehicles Positive Crankcase Ventilation (PCV) system. The job of the PCV system is to allow pressure to escape from the crankcase in a controlled manner. It is necessary to vent the crankcase of positive pressure caused by engine blow by (gas from the combustion event that leaks past the pistons.) This blow by gas is routed back into the intake air stream thereby reducing the emission of unburned