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- Accessories
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Original Porsche Part Genuine Porsche part 93010727200
• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.
Before purchasing thoroughly check part to confirm compatibility.
- We are unable to provide fitting details for this product at this time. Please contact us for further information.
Fits:
Porsche 930 Turbo 1977-89
Diagram Ref No 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010723302
The product you are viewing cross references to these numbers
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)

Fits:
Porsche 911 1978-86
Porsche 993 1994-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010727201
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- 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

Fits:
Porsche 911 1981-89
Click 'Zoom in' for large parts diagram.
Diagram ref no. 7
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010728900
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)

Fits:
Porsche 911/930 1972-89
Oil Inlet Check Valves eliminate oil migration from the oil tank to the engine reducing excessive smoking on start up typical of cars that sit for long periods of time.
For freshly rebuilt engines, do not install check valve until first oil change.
Before installing, start your engine and verify/ reference your oil pressure. Drain oil from the engine and oil tank. Remove the rubber oil inlet hose on the right side of the engine directly behind the #6 cylinder. Cut a 1.5" piece out of the center of the horizontal section of the hose. Install the check valve with the correct orientation and tighten the clamps. Reinstall the hose and refill engine oil.
Check your oil pressure gauge when you start your engine and verify pressure.
Note: the valve is clearly marked with an engine side and a tank side. Failure to install the check valve in the right orientation will cause oil starvation and catastrophic damage to your engine.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RS-30A
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Made from high quality silicone rubber with 3 layer polyester reinforcement.

To Fit:
Porsche 911 (930 Turbo) 1978 to 1989 all models with 3.3 Turbo engine
Hoses included:
• Top connection oil separator / oil filling tube / air filter box - OEM ref 93010739504 / 93010799500
• Middle connection oil separator - OEM ref 93010739100
• Bottom connection oil separator - OEM ref 93010738904
• Bottom connection oil separator to oil tank *** - OEM ref 93010738906
• Breather hose cylinder head *** - OEM ref 93010739701
• Oil cooler /oil tank - OEM ref 93010723302
• Venting hose Turbo oil tank to / filter box - OEM ref 93010739402 / 99923600750 / 00004320495
*** The factory pressed hose clamps needs to be cut on these hoses and reuse the hose connection and the steel pipe. They are installed on the new silicone hoses with regular hose clamps. See large images for more details ***
Please refer to the product images for confirmation of position of the hoses.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
KIT141S
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 356 B-T6 / C
Porsche 911 1965-86
Porsche 914 1970-76
Porsche 993 1994-98
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010727201
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- 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 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
Fits:
Porsche 930 Turbo 1977-89
Diagram Ref No 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010723302
The product you are viewing cross references to these numbers
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
This Radiator Engine Oil Cooler Kit is a complete genuine spec solution designed to restore proper oil temperature control and leak-free operation in classic air-cooled Porsche 911 engines. The kit includes the engine oil cooler along with all required seals, fittings, and the connecting hose to ensure a correct, reliable installation.
Fits:
- Porsche 911 1978-1989 3.3L Turbo (930)
Diagram Ref No 2, 3, 6, 16, 17, 22, 23
The oil cooler plays a critical role in regulating engine oil temperature by dissipating excess heat generated during normal driving and high-load conditions. Proper oil cooling helps maintain oil viscosity, protects internal engine components, and ensures long-term engine reliability. Over time, oil coolers can become restricted internally, while seals and hoses harden and begin to leak, compromising cooling efficiency and lubrication.
This kit replaces the oil cooler assembly along with the associated suction hose, O-rings, seals, and mounting components, eliminating common leak points and restoring factory-correct oil flow. All components are manufactured to OEM specifications, ensuring precise fitment, proper sealing, and dependable performance.
Ideal for engine rebuilds, restorations, or preventative maintenance, this oil cooler kit provides a complete, professional solution for maintaining correct oil temperature and protecting valuable classic Porsche engines.
What This Product Does:
- Regulates engine oil temperature: Oil absorbs heat from engine internals. Too hot, and its lubricating properties break down. The cooler releases excess heat into the surrounding air.
- Improves engine reliability: Cooler oil maintains viscosity and lubrication under high load, reducing wear.
- Protects critical components: Helps maintain optimal oil temperature, protecting bearings, cams, pistons, and other moving parts that depend on consistent lubrication.
- Includes all mounting & sealing hardware: Ensures a complete, correct OEM install — no missing seals or leaks.
Symptoms Of A Failing Oil Cooler System:
- High oil temperature under normal driving conditions
- Oil leaks around the cooler, seal rings, or hose connections
- Visible oil seepage near cooler fittings
- Reduced engine performance or overheating
- Frequent oil top-ups due to unseen leaks
- Sludge formation inside or around the cooler/hose (indicative of internal deposits)
Why Replacement Matters:
- Properly controlled oil temperature extends engine component life — especially under sustained load or high ambient temperatures.
- Cool oil holds its protective viscosity and prevents metal-to-metal contact that accelerates wear.
- Old seals and O-rings lose elasticity over time, leading to slow leaks.
- A full kit replaces all necessary sealing points.
- This kit uses genuine Porsche parts, ensuring correct fitment and compatibility with the factory oil cooling system on your 911.
- Correct oil temperature helps sustain peak engine performance, especially in spirited driving or classic car restoration scenarios.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
OILCOOLERKIT930.OE
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
This Radiator Engine Oil Cooler Kit is a complete alternative spec solution designed to restore proper oil temperature control and leak-free operation in classic air-cooled Porsche 911 engines. The kit includes the engine oil cooler along with all required seals, fittings, and the connecting hose to ensure a correct, reliable installation.
Fits:
- Porsche 911 1978-1989 3.3L Turbo (930)
Diagram Ref No 2, 3, 6, 16, 17, 22, 23
The oil cooler plays a critical role in regulating engine oil temperature by dissipating excess heat generated during normal driving and high-load conditions. Proper oil cooling helps maintain oil viscosity, protects internal engine components, and ensures long-term engine reliability. Over time, oil coolers can become restricted internally, while seals and hoses harden and begin to leak, compromising cooling efficiency and lubrication.
This kit replaces the oil cooler assembly along with the associated suction hose, O-rings, seals, and mounting components, eliminating common leak points and restoring correct oil flow. All components ensure precise fitment, proper sealing, and dependable performance.
Ideal for engine rebuilds, restorations, or preventative maintenance, this oil cooler kit provides a complete, professional solution for maintaining correct oil temperature and protecting valuable classic Porsche engines.
What This Product Does:
- Regulates engine oil temperature: Oil absorbs heat from engine internals. Too hot, and its lubricating properties break down. The cooler releases excess heat into the surrounding air.
- Improves engine reliability: Cooler oil maintains viscosity and lubrication under high load, reducing wear.
- Protects critical components: Helps maintain optimal oil temperature, protecting bearings, cams, pistons, and other moving parts that depend on consistent lubrication.
- Includes all mounting & sealing hardware: Ensures a complete, correct install — no missing seals or leaks.
Symptoms Of A Failing Oil Cooler System:
- High oil temperature under normal driving conditions
- Oil leaks around the cooler, seal rings, or hose connections
- Visible oil seepage near cooler fittings
- Reduced engine performance or overheating
- Frequent oil top-ups due to unseen leaks
- Sludge formation inside or around the cooler/hose (indicative of internal deposits)
Why Replacement Matters:
- Properly controlled oil temperature extends engine component life — especially under sustained load or high ambient temperatures.
- Cool oil holds its protective viscosity and prevents metal-to-metal contact that accelerates wear.
- Old seals and O-rings lose elasticity over time, leading to slow leaks.
- A full kit replaces all necessary sealing points.
- Correct oil temperature helps sustain peak engine performance, especially in spirited driving or classic car restoration scenarios.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
OILCOOLERKIT930.OEM
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed