Oil Pressure Senders / Switches
- 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 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Kit Includes
Piston x 2
Spring - long x 1
Spring - short x 1
Guide sleeve x 1
Sealing washer x 2
Screw plug x 2
Fits:
Porsche 911 - 1970 to 1978 - When oil pressure bypass mod carried out
Porsche 911 / 930 - 1978 to 1989
Porsche 964 - 1989 to 1994
Porsche 993 - 1994 to 1998
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110751200KIT
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)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- 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 930 Turbo 1984-89
Click 'Zoom in' for large parts diagram.
Diagram ref no 50
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010770600
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)


Fits:
Porsche 356 Pre A (1948 - 1955)
Porsche 356 A (1955 - 1959)
Porsche 356 B (1959 - 1963)
Porsche 356 C (1963 - 1965)
Porsche 911 F (1965 - 1969)
Porsche 914/6 (1970 - 1972)
Click 'Zoom in' for large parts diagram.
Diagram ref no 72
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99965900940
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)


Fits:
Porsche 911 1978-89
Porsche 964 1989-94
Porsche 993 1995-98
Porsche 996 Turbo/GT2 2001-05
Porsche 997 Turbo/GT2 2007-09
Porsche 997 Turbo/GT2 RS 2010-13
Click 'Zoom in' for large parts diagram.
Diagram ref no 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010753301
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 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- 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
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13

Fits:
Porsche 356B / 356C
Porsche 912
Porsche 911 65-77
Porsche 914
Click 'Zoom in' for large parts diagram.
Diagram ref no 54
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99906401002
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 1975-1977 3.0L Turbo (930)
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)


Fits:
Porsche 911 / 930 1971-89
Porsche 964 1989-94
Porsche 993 1995-98
Porsche 996 Turbo/GT2 2001-05
Porsche 997 Turbo/GT2/GT2 RS 2005-12
Porsche 996 GT3 / 997 GT3 1999>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99906402601
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)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- 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
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
Fits:
Porsche 911 / 930 1971-89
Porsche 964 1989-94
Porsche 993 1995-98
Porsche 996 Turbo/GT2 2001-05
Porsche 997 Turbo/GT2/GT2 RS 2005-12
Porsche 996 GT3 / 997 GT3 1999>>
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99906402601
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)
- Porsche 964 (911) C2 1989-93
- Porsche 964 (911) C4 1989-93
- Porsche 964 (911) RS 3.6L 1991-93
- Porsche 964 (911) RS 3.8L 1991-93
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- 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
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13


Fits:
Porsche 911 1965-73
Click 'Zoom in' for large parts diagram.
Diagram ref no 59.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90174155102
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)

Fits:
Porsche 911 1965-73
Click 'Zoom in' for large parts diagram.
Diagram ref no 59.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90174155102
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)

Fits:
Porsche 911 1974-77
This product supersedes Porsche's old part numbers:
- 91160611100
Diagram Ref No 47
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91160611102
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
Fits:
Porsche 911 1974-77
This product supersedes Porsche's old part numbers:
- 91160611100
Diagram Ref No 47.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91160611102
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
Fits:
Porsche 911 1978-83
Diagram ref no 45.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91160611103
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


Fits:
Porsche 911 1984-89
Click 'Zoom in' for large parts diagram.
Diagram ref no 43.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91160613500
The product you are viewing cross references to these numbers
- 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)

Fits:
Porsche 911 1984-89
Click 'Zoom in' for large parts diagram.
Diagram ref no 43.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91160613500
The product you are viewing cross references to these numbers
- 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)

yellow galvanised.

Fits:
Porsche 356 1950-1965
Porsche 911 1965-1968
Porsche 912 1965-1969
Click ' Zoom in' for large parts diagram.
Diagram ref no 55
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90161357100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65


Fits:
Porsche 356 1950-1965
Porsche 911 1965-1968
Porsche 912 1965-1969
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90161357101
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Engine Oil Pressure Switches & Senders – Precision Monitoring for Porsche Engines
The engine oil pressure switch or sender unit is a vital component of your Porsche’s lubrication system. Its primary role is to monitor oil pressure and send signals to your dashboard, ensuring the engine always maintains sufficient lubrication. A properly functioning oil pressure sender safeguards against engine wear, overheating, and performance loss.
At Design911, we supply a full range of oil pressure switches and sender units for classic and modern Porsche models. Built from high-quality, heat-resistant materials, these components are designed for durability, accuracy, and consistent performance under demanding driving conditions.
Whether you’re restoring a classic 911, maintaining a Cayenne, or servicing a Cayman, our oil pressure senders and switches provide dependable pressure monitoring and peace of mind every time you drive.
What Do Oil Pressure Switches & Senders Do?
Oil pressure switches and senders work together to ensure your engine has the correct oil pressure for proper lubrication.
Core Functions:
- Monitor
oil pressure in the engine’s lubrication system.
- Transmit
readings or alerts to the vehicle’s dashboard gauge or warning light.
- Protect
engine components by warning of low oil pressure.
- Ensure stable oil circulation during all driving conditions.
Accurate oil pressure monitoring prevents engine damage and maintains optimal performance, making these parts essential to Porsche reliability.
Why Do Oil Pressure Switches & Senders Fail?
Over time, exposure to heat, vibration, and oil contamination can cause pressure switches and sensors to deteriorate or malfunction.
Common Causes of Failure Include:
- Oil
contamination clogging internal diaphragms or ports.
- Electrical
corrosion or connector failure.
- Seal
degradation, leading to oil leaks.
- Wear
and tear from repeated heat cycles.
- Faulty readings due to sensor fatigue or wiring damage.
Symptoms of a failing sender include flickering oil pressure lights, inaccurate gauge readings, oil leaks, or false low-pressure warnings, all of which can compromise performance or lead to unnecessary engine risk.
Why Replace Components?
A reliable oil pressure reading is crucial for the health of your Porsche engine. Replacing worn switches or senders with precision-engineered, high-quality components ensures dependable performance, accurate readings, and long-term protection.
Key Benefits:
- Restores accurate oil pressure readings.
- Prevents false dashboard warnings.
- Protects against engine wear and overheating.
- Constructed from heat- and corrosion-resistant materials.
- Direct-fit
design for easy installation and compatibility.
- Ideal for performance maintenance, rebuilds, or upgrades.
By replacing a faulty sender or switch, you’ll preserve accurate oil pressure data and maintain the performance and longevity of your Porsche engine.
Highlights:
Precision-engineered
Porsche oil pressure senders and switches.
Reliable
oil monitoring for consistent engine protection.
Heat-
and corrosion-resistant materials for long life.
Direct-fit
compatibility for Porsche 911, Cayman, Boxster & Panamera.
Prevents
false warnings and ensures accurate oil pressure readings.
Perfect
for preventive maintenance or complete engine rebuilds.