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Ignition switch unit. Porsche 944 / 928 / 964 (6 PIN UNIT) ❭ 92860270601
- 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 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91

Hella ref no: 5DA 006 623-191
Fits:
Porsche 928 S2 / 928 S4 / 928 GT 1984-95
Porsche 944 S / 944 S2 1987-91
Porsche 964 C2 / C4 / RS 1989-94
Click 'Zoom in' for large parts diagram.
Diagram ref no 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860270601
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
This Bosch coil is an ideal replacement where the original ignition coil has become weak, intermittent or failed. A deteriorating ignition coil can contribute to symptoms such as difficult starting, engine misfires, uneven idle, hesitation under acceleration or reduced engine performance.
Fits:
Porsche 993 C2 / C4 1994 - 1998
Porsche 993 C2S / C4S 1994 - 1998
Porsche 993 RS 1994 - 1998
Manufactured to Bosch quality standards, 0221502460 provides a direct replacement option for Porsche part number 99360207101 and the earlier reference 99360207100.
The ignition coil is a critical component of the Porsche ignition system, converting the vehicle's low-voltage electrical supply into the high voltage required to generate a strong spark at the spark plugs. A correctly functioning ignition coil helps maintain reliable starting, smooth engine operation and consistent combustion.
Why Replace Your Porsche 993 Ignition Coil?
An ageing ignition coil may no longer provide a stable, sufficiently strong ignition voltage. This can result in poor starting, intermittent misfires, hesitation, rough running or loss of performance.
Replacing a worn coil with a quality Bosch component helps restore dependable spark delivery and supports the smooth, responsive engine characteristics expected from the air-cooled Porsche 993.
For the best results, the condition of related ignition components - including spark plugs, ignition leads, distributor caps and rotor arms - should also be checked when diagnosing an ignition fault.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99360207101
The product you are viewing cross references to these numbers
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
This Bosch 0221502006 ignition coil is a direct cross-reference for Porsche part number 99360207300, making it an excellent replacement for a worn, weak or failed original ignition coil.
Fits:
Porsche 993 Turbo 1994 - 1998
The ignition coil is a vital part of the engine's ignition system, converting the vehicle's low-voltage electrical supply into the high voltage required to create a strong spark at the spark plugs. A consistent, powerful spark is essential for dependable starting, smooth combustion and responsive engine performance.
For the high-performance, twin-turbocharged Porsche 993 Turbo engine, dependable ignition performance is particularly important. A weak ignition coil may become more noticeable under acceleration and engine load, where reliable spark energy is required to maintain clean and consistent combustion.
Why Replace Your Ignition Coil?
Ignition coils are subjected to repeated electrical and thermal stress throughout their service life. Internal insulation and electrical components can gradually deteriorate, resulting in reduced or inconsistent spark output.
Common symptoms associated with a failing ignition coil can include:
• Difficult or intermittent starting
• Engine misfires
• Rough or unstable idle
• Hesitation during acceleration
• Loss of power under load
• Uneven engine performance
• Intermittent ignition faults
• Poor throttle response
• Increased exhaust emissions
• Visible cracking, overheating or deterioration of the coil housing.
Replacing a defective coil with a quality Bosch ignition coil can help restore reliable ignition performance and smooth engine operation.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99360207300
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

Fits:
Porsche 993 C2 / C4
Porsche 993 Carrera RS
Porsche 993 Turbo
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99360280101
The product you are viewing cross references to these numbers
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