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Lock washer for bolting the flywheel. Porsche 356 / 912 - 53902103
53902103/1
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
Information
Lock washer for bolting the flywheel to the crankshaft.
Fits:
Porsche 356 (1950 to 1965)
Porsche 911 and 912 (1965 to 1969)
Click 'Zoom in' for large parts diagram.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
53902103
The product you are viewing cross references to these numbers
Fits:
Porsche 356 (1950 to 1965)
Porsche 911 and 912 (1965 to 1969)
Click 'Zoom in' for large parts diagram.
Diagram ref no 11
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
53902103
539 02103
53902103
The product you are viewing cross references to these numbers
Price: £5.18
Orderable
Related products
Vehicle Group
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 914 (1970-1976)
Information
Flywheel With Starter Ring Gear, 6 Bolt Type 215mm.
The OE Match Flywheel with Starter Ring Gear, 6 Bolt Type, 215mm is a high-quality replacement drivetrain component designed to transfer engine power smoothly to the clutch and transmission while providing the engagement surface for the starter motor. Manufactured to OE specifications for fit, balance and durability, this flywheel is engineered to deliver reliable performance and factory-correct operation.
Fits:
Featuring an integrated starter ring gear and 6-bolt mounting configuration, the flywheel serves as a critical component of the clutch and starting systems. Precision-machined to maintain proper rotational balance and clutch engagement characteristics, it helps ensure smooth engine operation, consistent clutch performance and dependable engine starting.
What This Product Does:
Symptoms Of Wear Or Failure:
Why Replacement Matters:
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110202602
The product you are viewing cross references to these numbers
The OE Match Flywheel with Starter Ring Gear, 6 Bolt Type, 215mm is a high-quality replacement drivetrain component designed to transfer engine power smoothly to the clutch and transmission while providing the engagement surface for the starter motor. Manufactured to OE specifications for fit, balance and durability, this flywheel is engineered to deliver reliable performance and factory-correct operation.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 914 (1970-1976)
Featuring an integrated starter ring gear and 6-bolt mounting configuration, the flywheel serves as a critical component of the clutch and starting systems. Precision-machined to maintain proper rotational balance and clutch engagement characteristics, it helps ensure smooth engine operation, consistent clutch performance and dependable engine starting.
What This Product Does:
- Transfers engine torque to the clutch assembly and transmission.
- Provides rotational mass to smooth engine operation.
- Supports stable idle and drivability characteristics.
- Features an integrated starter ring gear for starter motor engagement.
- Provides the friction surface for clutch engagement.
- Helps reduce drivetrain vibration and harshness.
- Maintains proper balance within the engine and drivetrain assembly.
Symptoms Of Wear Or Failure:
- Clutch vibration or shudder during engagement.
- Difficulty engaging gears smoothly.
- Excessive drivetrain vibration.
- Starter motor engagement problems.
- Grinding noises during engine starting.
- Visible damage or wear to the starter ring gear teeth.
- Hot spots, scoring or cracks on the clutch friction surface.
- Premature clutch wear.
- Unusual noises from the bellhousing area.
- Reduced overall clutch and drivetrain performance.
Why Replacement Matters:
- The flywheel is subjected to constant torque loads, heat cycles, clutch friction and engine vibration throughout its service life. Over time, the friction surface can become worn, warped or heat-damaged, while the starter ring gear may suffer tooth wear from repeated starter engagement.
- A worn flywheel can negatively affect clutch performance, causing vibration, poor engagement and accelerated wear of clutch components. Damaged ring gear teeth may also lead to starter motor engagement issues, making engine starting difficult or unreliable. If left unresolved, flywheel problems can contribute to costly clutch and drivetrain repairs.
- Replacing a worn or damaged flywheel restores smooth clutch operation, reliable starter engagement and proper drivetrain performance. An OE Match replacement provides factory-style fitment, precision balancing and durable construction, ensuring dependable operation and helping preserve the driving characteristics expected from your Porsche.
Related reference numbers
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90110202602
90110202601
90110202307
90110202308
90110202600
90110202601
90110220100
90110220107
The product you are viewing cross references to these numbers
Price: £392.85
Delayed delivery
Vehicle Group
- Porsche 914 (1970-1976)
Information
Flywheel, 215mm. (Forged Chromoly Lightweight)
Improve engine response and drivetrain performance with this OE Match 215mm Forged Chromoly Lightweight Flywheel, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered flywheel is manufactured from high-strength forged chromoly steel, providing exceptional durability while offering a reduced rotating mass compared to a conventional flywheel. Designed for use with 215mm clutch assemblies, it delivers accurate fitment and reliable performance for both road and performance applications.
Fits:
The flywheel plays a vital role in transferring engine torque to the clutch and transmission while providing rotational inertia for smooth engine operation. Over time, the original flywheel can suffer from heat checking, scoring, excessive wear, cracking, distortion, or damage to the clutch friction surface. A lightweight forged replacement restores dependable clutch engagement while allowing the engine to accelerate and decelerate more freely, improving throttle response and driving characteristics. This OE Match lightweight flywheel is ideal for Porsche maintenance, clutch repairs, performance upgrades, and 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.
022105273A
The product you are viewing cross references to these numbers
Improve engine response and drivetrain performance with this OE Match 215mm Forged Chromoly Lightweight Flywheel, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered flywheel is manufactured from high-strength forged chromoly steel, providing exceptional durability while offering a reduced rotating mass compared to a conventional flywheel. Designed for use with 215mm clutch assemblies, it delivers accurate fitment and reliable performance for both road and performance applications.
Fits:
- Porsche 914 (1970-1976)
The flywheel plays a vital role in transferring engine torque to the clutch and transmission while providing rotational inertia for smooth engine operation. Over time, the original flywheel can suffer from heat checking, scoring, excessive wear, cracking, distortion, or damage to the clutch friction surface. A lightweight forged replacement restores dependable clutch engagement while allowing the engine to accelerate and decelerate more freely, improving throttle response and driving characteristics. This OE Match lightweight flywheel is ideal for Porsche maintenance, clutch repairs, performance upgrades, and restoration projects.
What This Product Does:
- Transfers engine power to the clutch and transmission.
- Provides the mounting surface for the 215mm clutch assembly.
- Stores rotational energy for smoother engine operation.
- Reduces rotating mass to improve throttle response.
- Helps the engine accelerate and decelerate more quickly.
- Replaces worn, heat-damaged, or distorted original flywheels.
- Provides an OE-style fit with the benefits of forged chromoly construction.
Symptoms Of Wear Or Failure:
- Clutch judder or vibration during engagement.
- Heat spots or cracking on the flywheel friction surface.
- Excessive scoring or wear.
- Blue discolouration caused by overheating.
- Clutch slippage caused by an uneven friction surface.
- Distorted or warped flywheel.
- Damage identified during clutch replacement or engine rebuild.
Why Replacement Matters:
- The flywheel is a critical component of the drivetrain, providing the friction surface for the clutch while transmitting engine power to the gearbox. A worn or damaged flywheel can lead to clutch vibration, poor engagement, premature clutch wear, and reduced driving performance.
- Replacing the original flywheel with this forged chromoly lightweight version restores reliable clutch operation while reducing rotational inertia for sharper engine response and improved acceleration characteristics. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match 215mm Forged Chromoly Lightweight Flywheel delivers outstanding strength, precise fitment, reliable performance, and reduced weight, making it an excellent choice for Porsche maintenance, repairs, performance upgrades, and restoration projects.
Related reference numbers
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022105273A
022105273A
022105273A
The product you are viewing cross references to these numbers
Price: £195.00
Delayed delivery
Vehicle Group
- Porsche 914 (1970-1976)
Information
Flywheel Forged, 215 mm.
Upgrade the strength, durability, and performance of your Porsche drivetrain with this OE Match Forged 215mm Flywheel, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered forged flywheel is designed to provide the correct mounting dimensions and clutch interface while offering exceptional strength and balance. Manufactured from high-quality forged steel, it delivers outstanding structural integrity, excellent resistance to thermal stress, and long service life, making it ideal for performance applications, engine rebuilds, maintenance, and restoration projects.
Fits:
The flywheel is a critical component of the engine and transmission assembly, storing rotational energy to smooth engine operation while providing the friction surface for the clutch. Over time, repeated heat cycles, clutch wear, and excessive loading can cause the flywheel surface to become scored, warped, heat-spotted, or cracked, resulting in clutch engagement issues and drivetrain vibration. Replacing a worn flywheel restores reliable clutch performance and smooth power delivery, making this OE Match forged flywheel an excellent choice for Porsche maintenance, repairs, and 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.
008215FW
The product you are viewing cross references to these numbers
Upgrade the strength, durability, and performance of your Porsche drivetrain with this OE Match Forged 215mm Flywheel, manufactured as a direct replacement. Produced to OE-style specifications, this precision-engineered forged flywheel is designed to provide the correct mounting dimensions and clutch interface while offering exceptional strength and balance. Manufactured from high-quality forged steel, it delivers outstanding structural integrity, excellent resistance to thermal stress, and long service life, making it ideal for performance applications, engine rebuilds, maintenance, and restoration projects.
Fits:
- Porsche 914 (1970-1976)
The flywheel is a critical component of the engine and transmission assembly, storing rotational energy to smooth engine operation while providing the friction surface for the clutch. Over time, repeated heat cycles, clutch wear, and excessive loading can cause the flywheel surface to become scored, warped, heat-spotted, or cracked, resulting in clutch engagement issues and drivetrain vibration. Replacing a worn flywheel restores reliable clutch performance and smooth power delivery, making this OE Match forged flywheel an excellent choice for Porsche maintenance, repairs, and restoration projects.
What This Product Does:
- Stores rotational energy for smooth engine operation.
- Provides the friction surface for the clutch assembly.
- Supports smooth clutch engagement and disengagement.
- Helps maintain stable engine idle characteristics.
- Reduces drivetrain vibration during operation.
- Replaces worn, cracked, or heat-damaged flywheels.
- Provides an OE-style fit for straightforward installation.
Symptoms Of Wear Or Failure:
- Clutch judder during engagement.
- Excessive vibration through the drivetrain.
- Heat spots or scoring on the flywheel surface.
- Cracks or distortion caused by overheating.
- Difficulty achieving smooth clutch engagement.
- Excessive clutch slippage despite a serviceable clutch.
- Damage identified during clutch replacement or engine overhaul.
Why Replacement Matters:
- The flywheel plays a fundamental role in transmitting engine power to the transmission while providing the precision-machined surface required for correct clutch operation. A worn or damaged flywheel can lead to clutch judder, vibration, inconsistent engagement, accelerated clutch wear, and reduced driving refinement. Continued use of a damaged flywheel can also shorten the service life of new clutch components.
- Replacing the flywheel restores smooth clutch engagement, improves drivetrain performance, and provides a stable foundation for the clutch assembly. Manufactured as a direct replacement and produced to OE-style specifications, this OE Match Forged 215mm Flywheel delivers reliable fit, exceptional strength, and long-lasting performance for Porsche maintenance, repairs, performance upgrades, and restoration projects.
Related reference numbers
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008215FW
008 215FW
008215FW
The product you are viewing cross references to these numbers
Price: £246.32
Orderable
Vehicle Group
- Porsche 914 (1970-1976)
Information
Flywheel needle bearing.
Fits:
Porsche 914 1970-76
Click 'Zoom in' for large parts diagram.
Diagram ref no 22
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
111105313A
The product you are viewing cross references to these numbers
Fits:
Porsche 914 1970-76
Click 'Zoom in' for large parts diagram.
Diagram ref no 22
Related reference numbers
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111105313A
111105313A
The product you are viewing cross references to these numbers
Price: £5.38
In stock