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Oil Pump / Tandem Pump Seal. Porsche 987.1 / 987C.1 / 997.1 › 99970755440
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
This original Porsche O-ring seal is used in the engine oil pump / tandem pump assembly, helping prevent oil leakage and maintain correct sealing within the engine lubrication system.
Sold individually
Fits:
Porsche 987.1 Boxster / Boxster S 2005 - 2008
Porsche 987C.1 Cayman / Cayman S 2006 - 2008
Porsche 997.1 C2 / C2S 2005 - 2008 Cabrio/Coupe
Diagram Ref No 18
What This Part Does / Functions
• Seals the oil pump / tandem pump connection
• Helps prevent engine oil leakage
• Supports correct sealing within the lubrication system
• Helps maintain clean and reliable oil pump operation
• Replaces a hardened, flattened, cut or leaking original O-ring
• Provides correct OE Porsche size, material and fitment
• Supports correct reassembly after oil pump or tandem pump service
• Helps maintain factory engine sealing performance.
Why Replace This Part?
O-ring seals are exposed to engine oil, heat, pressure and age-related hardening. Over time, the seal can flatten, crack, swell or lose elasticity. Once the pump assembly has been removed or disturbed, the seal should normally be replaced to ensure a reliable seal when reassembled. Replacing it with a Genuine Porsche OE oil pump / tandem pump seal helps prevent oil leaks and supports correct engine lubrication system sealing.
Common Symptoms of a Failed Oil Pump / Tandem Pump Seal
• Engine oil leak around the oil pump / tandem pump area
• Oil residue near the pump housing
• Persistent seepage after previous engine work
• Hardened, flattened or cracked O-ring during inspection
• Oil smell from hot engine components
• Oil drips underneath the vehicle
• Seal damage after pump removal
• Need to reseal the pump during engine service.
When to Replace This Part
When removing or refitting the oil pump / tandem pump. During engine oil pump service or replacement. If oil leakage is traced to the pump seal area. If the O-ring is hardened, flattened, cracked or damaged. During engine rebuild or lubrication system repairs. When replacing related pump components. After separating the pump from its sealing surface. Whenever Porsche workshop procedure recommends replacing the seal after removal.
Where It Fits on the Car
This O-ring fits in the engine oil pump / tandem pump assembly. It seals the pump connection point and helps prevent oil from leaking at the pump housing. Correct installation is important. The sealing surface should be clean, and the O-ring should be fitted without twisting, pinching or damage.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99970755440
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 944 2.5L 8V 1982-87
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits:
Porsche 356 - 1950 to 1965 (intermediate shaft)
Porsche 928 - 1978 to 1995 (oil pimp drive pulley)
Porsche 944 2.5ltr - 1982 to 1984 (crankshaft pulley)
Porsche 955 Cayenne S / turbo - 2003 to 2006 (crankshaft pulley and oil pump drive pulley)
Porsche 957 Cayenne S / GTS / turbo - 2007 to 20010 (crankshaft pulley)
Porsche 957 Cayenne S / GTS / turbo - 2007 to 20010 (crankshaft pulley)
Porsche 970 Panamera 4.8ltr V8 - 2009 to 2016 (crankshaft pulley)
Diagram ref no 3
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
N0127131
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
Fits:
Porsche 955 Cayenne Turbo 4.5L V8 2003-06
Diagram ref. 37.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810707456
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
Fits:
Porsche 955 Cayenne Turbo 4.5L V8 2003-06
Diagram ref. 38.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94810714403
The product you are viewing cross references to these numbers
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