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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Related, superseded, cross reference or alternative numbers for comparison.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 1965-1968 2.0L / 912 SWB (F)
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Ignition Coil
The Ignition Coil is a vital component of the
ignition system fitted to classic Porsche 911 2.0L models (1965-1968), Porsche
912 SWB models and Porsche 356B and 356C vehicles. Designed to transform the
vehicle's low-voltage battery power into the high-voltage electrical energy
required to ignite the air-fuel mixture within the engine cylinders, the
ignition coil plays a critical role in engine starting, performance and
reliability.
Fits:
Porsche 356 Carrera (Twin cam)
Porsche 911S >>1968
Porsche 911L >>1968
Without a properly functioning ignition coil, the spark plugs cannot generate a sufficiently strong spark to ignite the fuel mixture efficiently. This can result in poor starting, rough running, engine misfires and reduced performance.
For owners maintaining or restoring classic Porsche vehicles, replacing a worn or failing ignition coil is an important part of preserving dependable operation and ensuring the ignition system performs as intended.
What Does an Ignition Coil Do?
The ignition coil acts as a high-voltage transformer within the ignition system. It converts the 12-volt electrical supply from the battery into the thousands of volts needed by the spark plugs to create combustion inside the engine.
Each time the ignition system signals for a spark, the coil generates a high-voltage pulse which is transferred through the distributor and ignition leads to the correct spark plug. This process occurs continuously while the engine is running and is essential for smooth engine operation.
A healthy ignition coil helps provide:
Reliable engine starting Consistent spark energy Smooth idle quality Improved combustion efficiency Strong acceleration response Reliable engine performanceWhen Should an Ignition Coil Be Replaced?
Ignition coils can deteriorate over time due to age, heat cycles, vibration and internal insulation breakdown. Classic vehicles are particularly susceptible because many original ignition components may have been in service for decades.
Common symptoms of a failing ignition coil include:
Hard starting or non-start conditions Engine misfires Rough idle Hesitation during acceleration Loss of power Intermittent stalling Poor fuel economy Weak or inconsistent spark outputReplacing a failing ignition coil helps restore ignition performance and can prevent further stress on other ignition components such as distributor caps, rotors, spark plugs and ignition leads.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90160210201
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
The OE Match Ignition Coil Bracket is a premium-quality replacement engine mounting component designed to securely support and position the ignition coil on compatible Porsche models. Manufactured to OE specifications for fit, strength and durability, this precision-engineered bracket ensures the ignition coil remains firmly mounted, protecting it from excessive vibration while maintaining correct alignment with the ignition wiring and engine components.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356A 1955-59Porsche 356B 1959-63
- Porsche 356C 1963-65Porsche 914 (1970-1976)
Manufactured from high-strength automotive-grade steel with a durable corrosion-resistant finish, the ignition coil bracket is engineered to withstand continual engine vibration, heat, moisture and exposure to oil and road contaminants. Precision-formed to replicate the original Porsche mounting points, it provides direct OE-style fitment, making it the ideal replacement for damaged, corroded or missing brackets during engine restoration, repair or routine maintenance.
What This Product Does:
- Securely mounts the ignition coil in its correct position.
- Maintains proper alignment of the ignition system components.
- Reduces vibration transmitted to the ignition coil.
- Supports reliable electrical connections.
- Helps prevent unnecessary stress on ignition wiring.
- Restores factory ignition component mounting.
- Supports dependable engine ignition performance.
- Forms an essential part of the engine ignition system.
Symptoms Of Wear Or Failure:
- Loose or unstable ignition coil.
- Excessive vibration of the ignition coil.
- Rattling noises from the engine bay.
- Corroded or rusted bracket.
- Bent, cracked or broken mounting bracket.
- Damaged or stretched ignition wiring caused by incorrect positioning.
- Loose mounting hardware.
- Difficulty securing the ignition coil correctly.
- Premature wear of the ignition coil due to excessive movement.
- Untidy or incomplete engine bay appearance.
Why Replacement Matters:
- The ignition coil bracket is continually exposed to engine vibration, heat, moisture and repeated thermal cycling. Over time, corrosion, fatigue or accidental damage can weaken the bracket, reducing its ability to securely support the ignition coil.
- A damaged or loose bracket can allow excessive movement of the ignition coil, placing strain on electrical connectors and wiring while increasing the risk of premature component failure. Maintaining secure coil mounting is essential for reliable ignition system operation and long-term engine performance.
- Replacing a worn or damaged bracket with the OE Match Ignition Coil Bracket restores secure mounting and factory-correct positioning of the ignition coil. Manufactured to OE standards using premium-quality corrosion-resistant materials, it provides factory-style fitment, exceptional durability and dependable long-term reliability, helping maintain the performance, reliability and original appearance of your Porsche's ignition system.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SMC602108
The product you are viewing cross references to these numbers
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits:
Porsche 356 V6 1950-1965
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG602108A
The product you are viewing cross references to these numbers