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- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
The Genuine Porsche Fuel System O-Ring 61610842300 is a replacement sealing component designed to provide a secure, leak-resistant seal within the fuel system on compatible Porsche applications.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Diagram Ref No 8
Although small, an O-ring performs an essential job. It seals the connection between mating fuel-system components, helping prevent liquid fuel and fuel vapour from escaping while maintaining the integrity of the fuel circuit.
Over time, continuous exposure to fuel, heat and repeated temperature cycles can cause the original O-ring to harden, flatten, crack or lose elasticity. It can also be damaged when components are removed or refitted. Replacing a deteriorated seal helps maintain a safe and reliable fuel-system connection.
What This Product Does:
The O-ring sits between mating components within the fuel system and is compressed during assembly to create a fuel-tight seal.
Its primary purpose is to prevent fuel or fuel vapour from escaping through the joint while allowing the fuel system to operate as intended.
A correctly functioning O-ring helps:
- Prevent liquid fuel leakage
- Reduce the escape of fuel vapour
- Maintain a secure fuel-system connection
- Maintain fuel-system integrity
- Protect surrounding components from fuel contamination
- Support safe and reliable vehicle operation
Because parts of the fuel system may operate under pressure, the condition and correct installation of sealing components are particularly important.
Symptoms Of Wear Or Failure:
A deteriorating O-ring may initially produce only a very small leak, but this should not be ignored.
Possible symptoms include:
- Noticeable fuel smell
- Fuel odour around the relevant connection
- Visible fuel seepage
- Dampness around the sealed joint
- Fuel staining or residue
- Persistent fuel vapour smell
- Leakage after fuel-system servicing
- Loss of sealing integrity around the connection
When removed and inspected, a failed O-ring may appear:
- Hard or brittle
- Cracked or split
- Flattened from prolonged compression
- Stretched
- Swollen
- Distorted
- Cut or nicked
- Permanently deformed
Any O-ring showing signs of deterioration or physical damage should be replaced.
Why Replacement Matters:
Fuel-system sealing components are safety-critical parts.
A failed O-ring can allow fuel or vapour to escape from the system. Besides causing fuel loss and unpleasant odours, leaking fuel can create a serious fire risk, particularly when it reaches hot surfaces or an ignition source.
Replacing a worn or damaged O-ring helps:
- Restore a secure fuel-tight connection
- Prevent fuel leakage
- Reduce fuel vapour escape
- Maintain fuel-system integrity
- Protect surrounding components from contamination
- Support safe and reliable vehicle operation
Any suspected fuel leak should be investigated and repaired promptly.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
61610842300
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
Fits:
Porsche 993 1995-98 (not for Turbo 3.6L)
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99311004006
The product you are viewing cross references to these numbers
- 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 964 1989-94 LHD cars with power assisted steering (M657)
Porsche 993 1994-98 LHD cars
Click 'Zoom in' for large parts diagram.
Diagram ref no 17
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96435659500
The product you are viewing cross references to these numbers
- 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:
Only for right-hand-drive vehicles
Porsche 964 1992-94
Porsche 993 1994-98
Click 'Zoom in' for large parts diagram.
Diagram ref no 34
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
96435658403
The product you are viewing cross references to these numbers