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Related to Alternator Pulley / Pulley Nuts for 911 & 912 (1965-1989)
OE Match
OE Match
53909315
Product Information
Maintain correct alternator and cooling fan belt operation with this OE Match Inner Generator Pulley Half, manufactured as a direct replacement. Produced to OE-style specifications, this pulley half forms part of the generator pulley assembly, providing the correct belt alignment and tension when used with the matching outer pulley half and shims.
Fits:
Diagram Ref No 7
Over time, the original pulley half can become worn, scored, distorted, or corroded through continual belt contact, heat, and engine vibration. Damage or wear can prevent the drive belt from seating correctly, resulting in belt slip, excessive wear, charging issues, or reduced cooling fan performance. Replacing a worn pulley half restores proper belt alignment and reliable operation of the generator and cooling fan drive. This OE Match component is ideal for routine maintenance, engine repairs, and Porsche restoration projects.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
53909315
The product you are viewing cross references to these numbers
Product Information
Inner Generator Pulley I Half. Maintain correct alternator and cooling fan belt operation with this OE Match Inner Generator Pulley Half, manufactured as a direct replacement. Produced to OE-style specifications, this pulley half forms part of the generator pulley assembly, providing the correct belt alignment and tension when used with the matching outer pulley half and shims.
Fits:
- 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
Diagram Ref No 7
Over time, the original pulley half can become worn, scored, distorted, or corroded through continual belt contact, heat, and engine vibration. Damage or wear can prevent the drive belt from seating correctly, resulting in belt slip, excessive wear, charging issues, or reduced cooling fan performance. Replacing a worn pulley half restores proper belt alignment and reliable operation of the generator and cooling fan drive. This OE Match component is ideal for routine maintenance, engine repairs, and Porsche restoration projects.
What This Product Does:
- Forms part of the generator pulley assembly.
- Supports correct drive belt alignment.
- Helps maintain accurate belt tension when used with the appropriate shims.
- Drives the generator and engine cooling fan.
- Reduces the risk of belt slip and premature belt wear.
- Replaces worn or damaged original pulley halves.
- Provides an OE-style fit and dependable quality.
Symptoms Of Wear Or Failure:
- Scored or worn pulley grooves.
- Corrosion or pitting on the pulley surface.
- Bent or distorted pulley half.
- Drive belt slipping or squealing.
- Uneven or accelerated belt wear.
- Difficulty maintaining correct belt tension.
- Visible damage affecting pulley alignment.
Why Replacement Matters:
- The inner generator pulley half is a critical component of the generator and cooling fan drive system, ensuring the drive belt runs true and maintains the correct tension. A worn or damaged pulley half can cause belt misalignment, slipping, increased belt wear, reduced charging efficiency, and compromised engine cooling.
- Replacing the inner generator pulley half restores proper belt alignment and dependable operation of the generator and cooling fan, helping to protect the charging and engine cooling systems from unnecessary wear. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match component provides the correct fit, dependable quality, and long-lasting durability, making it an excellent choice for Porsche maintenance, engine repairs, and restoration projects.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
53909315
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- 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
Price: £56.42
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12 Month Warranty
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Related products
93010620902/1
Product Information
Diagram Ref No 8
Mounted within the alternator and cooling fan drive system, the pulley transfers rotational force from the engine belt to drive the alternator and engine cooling fan. Correct pulley operation ensures efficient charging system performance while maintaining the airflow required to cool the engine. Precision manufacturing helps provide smooth operation, accurate belt alignment and reliable long-term performance.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010620902
The product you are viewing cross references to these numbers
Product Information
Alternator Fan Pulley For Cars *WITHOUT AIR INJECTION*The OE Match Alternator Fan Pulley is a high-quality replacement engine component designed for Porsche models equipped without an air injection system. Manufactured to OE specifications for fit, balance and durability, this pulley forms a critical part of the engine cooling and charging system drive assembly.
Fits:
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- 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)
Diagram Ref No 8
Mounted within the alternator and cooling fan drive system, the pulley transfers rotational force from the engine belt to drive the alternator and engine cooling fan. Correct pulley operation ensures efficient charging system performance while maintaining the airflow required to cool the engine. Precision manufacturing helps provide smooth operation, accurate belt alignment and reliable long-term performance.
What This Product Does:
- Transfers engine drive power to the alternator and cooling fan assembly.
- Maintains correct cooling fan operating speed.
- Supports efficient engine cooling.
- Enables proper alternator operation and battery charging.
- Ensures accurate drive belt alignment.
- Helps minimise belt wear and slippage.
- Contributes to reliable engine and electrical system performance.
Symptoms Of Wear Or Failure:
- Squealing or chirping noises from the engine bay.
- Drive belt slippage.
- Excessive belt wear.
- Charging system performance issues.
- Battery warning light illumination.
- Reduced engine cooling efficiency.
- Visible pulley wear, cracking or damage.
- Pulley wobble or misalignment.
- Vibration from the alternator or fan assembly.
- Belt throwing or repeated belt failures.
Why Replacement Matters:
- Alternator fan pulleys are subjected to constant rotational loads, engine vibration, belt tension and temperature fluctuations. Over time, pulley surfaces can wear, become damaged or develop alignment issues that affect belt operation and drive system efficiency.
- A worn pulley can lead to belt slippage, reduced alternator output and inadequate cooling fan performance. If left unresolved, this may result in battery charging problems, overheating risks, accelerated belt wear and potential damage to related drive system components. In severe cases, pulley failure can cause complete loss of alternator and cooling fan operation.
- Replacing a worn alternator fan pulley restores proper belt alignment, reliable power transmission and efficient cooling system performance. An OE Match replacement provides factory-style fitment, precise engineering and dependable durability, helping maintain the performance and reliability of your Porsche engine and charging system.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010620902
93010620902
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- 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)
Price: £30.00
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12 Month Warranty
Worldwide Delivery
92860390400
Product Information
Fits:
Porsche 911 1978-89
Porsche 928 1978-86
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860390400
The product you are viewing cross references to these numbers
Product Information
Alternator Fastening Kit normally these parts will need to be changed when replacing the alternator.Fits:
Porsche 911 1978-89
Porsche 928 1978-86
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92860390400
92860390400
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Price: £19.37
Due In 27 Days
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12 Month Warranty
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91110620803
Product Information
Fit:
Porsche 911 1978-89 * WITH AIR INJECTION
Diagram ref no 36
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Related, superseded, cross reference or alternative numbers for comparison.
91110620803
The product you are viewing cross references to these numbers
Product Information
Alternator fan pulleyFit:
Porsche 911 1978-89 * WITH AIR INJECTION
Diagram ref no 36
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110620803
91110620800
91110620803
The product you are viewing cross references to these numbers
Vehicle Group
Vehicle Group
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Price: £108.87
Orderable - 14 to 28 Days
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12 Month Warranty
Worldwide Delivery
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