Oil Tank

Fits:
Porsche 911 1973-86*
*fit oil tank 9111070061, 91110700620, 91110700630
Porsche 993 1994-98
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110707204
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 1975-1977 3.0L 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 1978-86*
*fit oil tank 9111070061, 91110700620, 91110707203
Porsche 911 1970-98
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110707204
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- 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 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Related, superseded, cross reference or alternative numbers for comparison.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 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Related, superseded, cross reference or alternative numbers for comparison.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 993 1994-97
Click 'Zoom in' for large parts diagram.
Diagram Ref No 1.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99320707051
The product you are viewing cross references to these numbers
- 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
Engine Oil Tanks – Reliable Lubrication and Temperature Control for Porsche Engines
Engine oil tanks are a vital component in Porsche’s high-performance lubrication systems, especially in models equipped with dry-sump or performance-oriented engines. These tanks store, circulate, and cool engine oil, ensuring the correct oil pressure and temperature are maintained under all driving conditions - from everyday use to track performance.
At Design911, we supply a wide range of genuine and high-quality engine oil tanks for Porsche models including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each tank is designed to match the factory’s engineering precision, providing exceptional oil flow, pressure control, and durability to keep your Porsche performing at its best.
What Do Engine Oil Tanks Do?
The engine oil tank forms the heart of your Porsche’s
lubrication system, performing several key roles:
- Stores
and circulates engine oil to maintain a continuous supply under all
conditions.
- Separates
air and oil to prevent foaming and maintain oil pressure.
- Assists
in temperature regulation, allowing excess heat to dissipate
efficiently.
- Ensures optimal lubrication for engine components, reducing friction and wear.
In Porsche’s dry-sump systems, the oil tank is particularly important — allowing the engine to sit lower for better handling while ensuring consistent oil delivery even under high G-forces.
Why Do Engine Oil Tanks Fail?
While designed for long-term reliability, engine oil tanks
can deteriorate or fail over time due to mechanical stress, corrosion, or
contamination. Common causes include:
- Cracks
or leaks from vibration or impact damage.
- Corrosion
caused by moisture, condensation, or old oil residue.
- Blocked
breather systems leading to pressure imbalance.
- Internal
contamination from sludge or metal debris.
- Deteriorated seals or fittings causing oil leaks or pressure loss.
Signs of failure may include visible oil leaks, fluctuating oil pressure readings, or an oil smell around the engine bay.
Why Replace a Faulty Engine Oil Tank?
A damaged or leaking oil tank can cause oil loss, low pressure, or poor cooling — all of which risk severe engine damage. Replacing a faulty tank ensures consistent oil supply, stable pressure, and optimal engine protection.
Benefits of replacement include:
- Restored oil circulation and pressure stability.
- Prevention of leaks and oil starvation.
- Improved lubrication and temperature management.
- Manufacturer-quality materials for long-lasting reliability.
All tanks in this range are built to meet or exceed original engineering standards, using high-grade alloys or reinforced composites to deliver durability, corrosion resistance, and a precise factory fit.