Porsche Willhoit Anti Drain Back Valve And Line Kit - 911 65-71 SMC-005-022 SMC38771 930 and 912E (1965-1989) Coupe

930 and 912E (1965-1989) Coupe models without sunroof in Domestic or German Vinyl (please see photos for difference)

Light bulb is not included

Porsche Right electric window regulator without motor for 997 models (2007-2011)

Porsche Door window switch for 944 (1985-1991) and 968 (1992-1995) models

Porsche Willhoit Anti Drain Back Valve And Line Kit - 911 65-71 SMC-005-022 SMC38771 930 and 912E (1965-1989) CoupePorsche Willhoit anti drain back valve and line kit for 911 (1965 1971) models. Four cam cars, and all 911's up to 1989, have a dry sump oiling system. The oil for the engine is stored in a tank in the fender well and not in the crankcase as in a wet sump engine (like the 356). A dry sump system has several advantages: Since no oil is stored in the crankcase, the engine case can be made smaller and the engine can be mounted lower in the car, lowering