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- 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 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Ignition coil Part Number: 901 602 502 00 (often written as 901-602-502-00
or 90160250200). Converts the battery’s 12 V into the high voltage necessary to
ignite spark plugs via a Bosch Capacitive Discharge Ignition (CDI) system.
Fits:
Porsche 911 1969-83 / 911 SC
Porsche 930 Turbo 3.0L 1975-77
Porsche 930 Turbo 3.3L 1986-89
Common issues & symptoms of ignition coil failure
- Engine misfires and rough running, caused by inconsistent or weak spark delivery
- Difficulty starting or No start, worn or failing coils may prevent engine ignition, especially when cold
- Check Engine Light (CEL) misfires often trigger fault codes. While older models won’t display modern codes, CEL illumination is still common
- Loss of power / reduced fuel economy, Incomplete combustion leads to reduced performance and increased fuel consumption
- Backfiring or fuel odor, unburned fuel expelled through the exhaust may ignite, resulting in audible backfires or fuel smells
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG602502A
The product you are viewing cross references to these numbers
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
The OE Match Ignition Coil is a premium-quality replacement ignition system component designed to deliver the high-voltage electrical energy required to ignite the air and fuel mixture in compatible Porsche engines. Manufactured to OE specifications for fit, electrical performance and durability, this ignition coil restores reliable spark generation, ensuring efficient combustion, smooth engine operation and dependable starting performance.
Fits:
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Manufactured using high-quality copper windings, premium magnetic core materials and a robust heat-resistant housing, the ignition coil is engineered to withstand high operating temperatures, engine vibration and continuous electrical demand. Precision-built for direct OE-style installation, it provides consistent voltage output across all engine speeds, making it an ideal replacement for worn or failing original ignition coils.
What This Product Does:
- Converts battery voltage into the high voltage required for ignition.
- Supplies consistent electrical energy to the ignition system.
- Ensures reliable spark generation for efficient combustion.
- Improves engine starting and idle quality.
- Supports smooth engine performance across the rev range.
- Helps maintain optimum fuel efficiency and emissions.
- Restores factory ignition performance.
- Forms an essential part of the engine ignition system.
Symptoms Of Wear Or Failure:
- Engine misfires.
- Difficult or prolonged engine starting.
- Rough or unstable idle.
- Loss of engine power during acceleration.
- Poor fuel economy.
- Hesitation or jerking under load.
- Illuminated engine management warning light (where applicable).
- Increased exhaust emissions.Intermittent stalling.
- Complete no-start condition if the coil fails.
Why Replacement Matters:
- The ignition coil operates continuously under high electrical loads and is exposed to constant heat, vibration and thermal cycling. Over time, the internal windings, insulation and electrical connections can deteriorate, reducing the coil's ability to generate a strong and consistent spark.
- A failing ignition coil can cause incomplete combustion, resulting in engine misfires, reduced performance, poor fuel economy and increased emissions. Continued operation with a faulty coil may also place additional strain on spark plugs, ignition leads and catalytic converters, potentially leading to more extensive and costly repairs.
- Replacing a worn or faulty ignition coil restores reliable ignition performance, smooth engine operation and efficient combustion. The OE Match replacement provides factory-style fitment, premium-quality internal components and long-lasting durability, helping maintain the performance, reliability and driving experience expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860211600
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 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 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- 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 914 (1970-1976)
Fits:
Porsche 911 1969 - 1989
Porsche 914/6 1970 - 1972
Porsche 930 1976 - 1989
Porsche 964 C2/C4 1989 - 1994
Porsche 944
Porsche 928
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG602502A
The product you are viewing cross references to these numbers
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Ignition Coil Ground Strap Set – Left & Right Earth Cables
High-quality ignition coil ground strap set designed for Porsche 928 S2 and 928 S4 models from 1985 onwards.
This set includes both left (driver’s side) and right
(passenger side) ground cables, providing the essential electrical connection
between the ignition coils and the cylinder heads. These earth straps ensure
proper grounding of the ignition system, supporting consistent spark
performance and reliable engine operation.
Fits:
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
Diagram ref no 27 and 28
Manufactured using durable, high-conductivity materials with robust insulation and terminals, these cables are designed to withstand engine bay heat, vibration, and long-term use while maintaining optimal electrical performance.
A direct replacement set, these ignition coil ground straps are critical for maintaining ignition system reliability and preventing electrical faults.
Key Features
• Complete set of left and right ignition coil ground straps
• Suitable for Porsche 928S (from 1985 onwards)
• Provides secure grounding between ignition coils and cylinder head
• High-conductivity cable construction for reliable performance
• Durable insulation for engine bay conditions
• OEM-style fit and function
Function and Purpose
These ground straps provide the critical electrical grounding path for the ignition coils.
They help to:
• Ensure stable and consistent ignition performance
• Prevent electrical resistance or grounding faults
• Support proper spark generation
• Maintain reliable engine operation
Why Replace Your Ignition Coil Ground Straps
Over time, ground cables can degrade due to heat, corrosion, and vibration.
Common issues include:
• Corroded or oxidised terminals
• Frayed or damaged cables
• Increased electrical resistance
• Poor grounding leading to ignition issues
Replacing the ground straps restores proper electrical flow and helps prevent ignition system faults.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92861281
The product you are viewing cross references to these numbers