Porsche Willhoit Anti Drain Back Valve - 356 Carrera 50-65 SMC-005-019 091012 91.012 Porsche Emission Label for 911

Porsche Emission Label for 911 models

964 and 993 models to be upholstered on your own

HD RS version

Porsche Heat flap lever for the right side of 911 (1965-1986)

Porsche Synchro Gear Teeth

Porsche Willhoit Anti Drain Back Valve - 356 Carrera 50-65 SMC-005-019 091012 91.012 Porsche Emission Label for 911Porsche Willhoit anti drain back valve for all 356 Carrera (1950 1965) 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