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Oil backflow prevention kit, engine side. Porsche 993 / 993 turbo ❭ 993113320
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97

Fits Porsche 993 Carrera 2 / 4 Porsche 993 S / C4S Porsche 993 turbo This oil backflow kit incorporates a check valve between the oil tank and the engine which prevents the smoking on start up for naturally aspirated and turbocharged 993 models.
Perhaps you have installed a pressure side oil backflow kit on your turbo model but are still experiencing smoking on start up. The issue may be on the suction side. The problem on the suction side is due to the oil tank sitting higher than the engine oil pump. Gravity creates a positive pressure on the pump and slowly fills the engine case with time. The case fills up and eventually pushes oil into the catch tanks on the hot side / turbine side of the turbo charger. Once the car is started, the cars smokes very heavily which is often misdiagnosed as a defective turbocharger.
Sold individually. 1 necessary per car.
Recommendation: This kit is all that is necessary for naturally aspirated models.
It is best to address both the suction and pressure side to prevent the issue entirely on turbo charged models. We also sell a pressure side backflow kit under part # 993113320
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
993113320
The product you are viewing cross references to these numbers
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
For Porsche 944/968
The R-9096 Oil Feed Adapter is a unit that fits in the existing footprint of the oil filter and feeds clean, unrestricted oil to oil accumulator setups. This additional oil feed helps prevent oil starvation that is common in 994 / 968 race-built engines. This additional oil feed helps ensure proper lubrication and contributes to engine longevity. This unit can also be used to feed additional oil coolers to lower the engine's operating temperature.
Material: 6061 T6 Aluminium Alloy ; 4140 High-strength Steel
Finish: Red Anodized ; Nickel Plated
Weight: 0.9 lbs.
Models: 944 & 968 model Porsches
Installation: Installation instructions included.
Miscellaneous: Allows clean, unrestricted oil to oil accumulator setups.
For Installation instructions please CLICK HERE
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed