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Flywheel / Torque
By OE Match
- 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 911 1978-1983 3.0L / SC
This OE MATCH Flywheel Kit is a high-quality OEM-equivalent assembly designed for Porsche models, providing a complete solution for restoring smooth and reliable engine-to-transmission operation. This kit typically includes the flywheel and associated components required for proper installation and performance.
Kit Contents:
x1 Flywheel (93010220403/3)
x9 Flywheel Bolts (93010220601/1)
x1 Flywheel Spigot Bearing (90110202501/1)
Fits:
- Porsche 911 1978-1979 3.0L / SC
Diagram Ref No 2, 3, 6
What This Product Does:
- Transfers engine power to the clutch and transmission
- Stores rotational energy to maintain smooth engine operation
- Provides a friction surface for the clutch assembly
- Helps stabilise engine idle and reduces vibration
- Ensures smooth gear engagement and drivetrain performance
Symptoms Of Wear Or Failure:
- Clutch slipping or inconsistent engagement
- Vibration or shuddering when accelerating or changing gears
- Unusual noises such as rattling or grinding from the transmission area
- Difficulty shifting gears Burning smell from excessive friction or overheating
- Visible scoring, cracks, or heat spots on the flywheel surface
Why Replacement Matters:
- Restores smooth power transfer and driving comfort
- Prevents premature wear of the clutch and transmission components
- Ensures proper clutch engagement and gear shifting
- Eliminates vibration and noise issues
- Avoids costly drivetrain repairs caused by continued use of a damaged flywheel
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FLYWHEELKIT911
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 911 1984-1986 3.2L
Fits:
Porsche 911 3.2L 1984 - 1986 (915 Gearbox)
Diagram ref no 3
The clutch flywheel purpose & function
A flywheel in general (for a manual-transmission car) has several critical roles:
• Mass / inertia storage — It smooths out the pulses of the engine, aiding when cylinders fire and bridging the gaps between combustion events.
• Clutch friction surface — The clutch disc presses against the flywheel, so the flywheel must have a suitable, stable friction surface.
• Crank / sensor interface — In this case, because it is used with Motronic control, the flywheel provides trigger pulses (teeth or marks) used by the engine control (DME) to know crankshaft position or engine speed.
• Balancing — It must be precisely balanced (often as part of the entire rotating assembly including crank, flywheel, clutch) to avoid vibration and stresses. If the flywheel is worn, warped, cracked, or misaligned, all of these functions are jeopardized (vibrations, clutch slippage, sensor error, etc.).
Common failure modes / why / signs & symptoms
Because the flywheel is a high-stress rotating component, over time or under strain it is subject to wear, damage and failure. For this particular part and era, here are common issues:
• Surface wear, scoring, glazing, heat spots on the friction surface: repeated clutch engagement or slipping can overheat zones, creating hard “spots” or cracks.
• Cracks / fractures: under severe stress or impact, cracks can develop, especially around bolt holes or near sensor teeth.
• Distortion (warpage): heat cycles may warp the flywheel face so it is no longer flat, causing uneven clutch engagement or chatter.
• Sensor trigger damage: damage or wear to the trigger teeth or notches may make the engine control module misread crank position or lost signals.
• Bolt failures / loosening: the 9 bolts attaching the flywheel to the crank are critical; if they stretch, loosen, or fail, misalignment or imbalance can result.
• Imbalance / degradation of balancing: over time, if the mating surfaces or mountings shift or fatigue, the initial balance may be compromised, introducing vibration.
• Oil contamination: if the rear main seal or other seals leak oil onto the friction surface, the clutch/flywheel interface becomes compromised (slippage, glazing).
• Fatigue / wear of dowel pins or alignment features: if alignment dowels (or roll pins) degrade or are missing, mounting may be off, leading to misalignment. In a forum thread, a user found small roll pins (alignment inserts) that had come off the flywheel.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010203301
The product you are viewing cross references to these numbers
- 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
Fits:
Porsche 911 1970-77
Flywheel for Porsche 911 70 - 77: Authentic Quality for Your Porsche!
Experience the Original Feel with Our High-Quality Flywheel
For all Porsche enthusiasts who want to preserve the original driving experience of their Porsche 911 70 - 77, we offer the perfect solution. Our flywheel for the Porsche 911 70 - 77 is an authentic reproduction that provides you with the genuine driver's experience. Learn more about the features and benefits of our flywheel.
- Authentic driving feel with an accurate reproduction flywheel
- High quality and precise fit for optimal performance
- Proven reliability and durability for long-term use
- Easy installation without modifications to the vehicle
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110220112
The product you are viewing cross references to these numbers
- 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
Machined from 4140 steel and tested to 700 lb-ft of torque (Porsche factory recommended torque is 400-450 lb-ft).
Note: Each time the gland nut is removed, it must be replaced with a new one.
Fits:
Porsche 356 all
Porsche 912 all
Diagram ref no 7
This OE Match flywheel gland nut is produced to OE-equivalent standards, replicating the original Porsche part’s dimensions, materials, and performance characteristics. Made from high-strength steel with suitable surface treatment, it delivers the necessary tensile strength and thread integrity required in high-stress crankshaft/flywheel applications.
The gland nut plays a critical role in securing the engine flywheel, which transmits engine torque to the clutch and drivetrain. A properly torqued gland nut prevents loosening, shearing, or axial creep under varying engine speeds and loads. Over time, original nuts can become fatigued, corroded, or damaged - especially after flywheel removal during clutch or engine service. Replacing worn or suspect hardware with this OE Match gland nut restores correct flywheel retention, improves service reliability, and ensures that the flywheel remains securely seated on the crankshaft flange.
This part installs directly with the original flywheel and crankshaft threads, making it ideal for clutch jobs, engine rebuilds, or preventative drivetrain maintenance.
The flywheel gland nut clamps and secures the engine flywheel to the crankshaft flange, ensuring a secure interface that transmits engine torque through the clutch assembly to the transmission. It withstands rotational and vibrational loads, preventing movement that could lead to driveline issues.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
61610202501
The product you are viewing cross references to these numbers
- 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
OE Match lightweight clutch flywheel engineered as a direct-fit replacement for the original factory flywheel on early Porsche 911 models equipped with a 225 mm clutch (typically 911/912 engines 1970–1977)
Fits:
Porsche 911 1970 - 1977
Diagram ref no 3
Lightweight flywheels are popular upgrades because they allow the engine to rev more freely and respond more quickly to throttle inputs - a benefit especially appreciated in spirited road use and track applications. The 225 mm diameter and bolt pattern ensure compatibility with standard 911 clutch kits, pressure plates, and housings designed for this generation.
Despite its reduced mass, this OE Match version maintains the structural integrity required for everyday driving and performance use, utilizing materials and manufacturing methods that align with Porsche engineering intent.
The lightweight clutch flywheel stores rotational energy and provides the mounting surface for the clutch pressure plate and friction disc. By reducing mass compared to heavier stock units, it lowers rotational inertia, which helps the engine accelerate more quickly and improves engine responsiveness.
Function:
When installed between the engine crankshaft and clutch assembly, this flywheel:
• Reduces rotational mass compared to standard flywheels
• Improves throttle response and engine rev-up behaviour
• Supports consistent clutch engagement and release
• Works with standard clutch disc and pressure plate assemblies .
he flywheel interface ensures proper alignment with the crank flange and provides the correct surface for the clutch friction disc to engage, which is critical for smooth power transfer and drivability.
Over time, original flywheels can become warped, worn, or damaged due to heat cycles, clutch slippage, or long-term use. A compromised flywheel can lead to uneven clutch engagement, noise, or vibration. Installing a new OE Match lightweight flywheel restores correct rotational dynamics and engagement surfaces, while the reduced mass enhances throttle responsiveness and engine feel.
When to replace:
• Clutch disc replacement or driveability issues
• Flywheel scoring, heat glazing, or warping
• Upgrading for improved throttle response
• Transmission service requiring flywheel removal
• Preventive refresh on high-mile engines
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91110220112
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
- 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 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- 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 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
Fits:
Porsche 911 1989 Onwards 930.66 / 930.68
Porsche 911 (930) Turbo 1989 Onwards 930.66 / 930.68
Porsche 924 Turbo 1976-85
Porsche 924S 1986-88
Porsche 944 1982-91
Porsche 968 1992-95
Porsche 964 1989-94
Porsche 997 Turbo 2007-09
Porsche 997 GT3 I004 (RS version) 2007-11
Click 'Zoom in' for large parts diagram.
Diagram ref no 3.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93110211102
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Clutch pilot bearing supports and stabilises the manual transmission input shaft at the rear of the crankshaft/flywheel interface.
Fits:
Porsche 911 TURBO 3.3L 1984 - 1988
* Engine type: 930.66 / 930.68
Diagram ref no. 3
The clutch pilot bearing serves a critical alignment role between the engine and the manual transmission. When the clutch is disengaged, it helps guide the transmission input shaft, allowing it to remain centered in the crankshaft or flywheel as it spins. This ensures smooth clutch engagement and disengagement, and it significantly reduces wear on the transmission input shaft and splines.
The clutch pilot bearing operates in a high-stress environment at the heart of the drivetrain. Over time and mileage, the bearing can wear out, leading to symptoms like:
• Grinding or whining noises when the clutch is pressed
• Difficulty shifting gears, especially into first or reverse
• Vibrations from the clutch pedal or drivetrain
• In severe cases, the transmission may pop out of gear or sustain further damage.
Replacing bearing restores proper alignment between the engine and transmission, reduces drivetrain wear, and improves overall shifting smoothness and reliability.
Replace the clutch pilot bearing if:
• You are replacing the clutch assembly
• You hear noise when engaging/disengaging the clutch
• You experience difficult shifting or input-shaft vibration
• The bearing shows signs of wear or looseness during inspection
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010204200
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
Fits:
Porsche 911 (901 Gearbox)
Porsche 911 upto 1979 (915 Gearbox)
Diagram ref no. 4
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110202501
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 914 (1970-1976)
6 Bolt type 215mm
Fits:
Porsche 911 2.0L 1965-69 (not for 912)
Note: early 911's might need to change the starter motor to later type (part number 901604102DX)
Porsche 914 1970-76 (6 cylinder only 914-6)
Lightweight Flywheel with starter ring for Porsche 911 65 - 69
The flywheel with starter ring is an important component in the drive system of a vehicle, including the Porsche 911 from 1965 to 1969. This component has a crucial function in starting the engine.
The flywheel is a round plate that is connected to the crankshaft bearing. It serves as a support for the starter ring, which in turn is connected to the vehicle's starter motor. The starter ring consists of a series of teeth or cams that allow it to mesh with the starter motor. When the driver turns the ignition key, the starter motor is activated and engages the starter ring to turn the crankshaft and start the engine.
The flywheel with starter ring for Porsche 911 from 1965 to 1969 is specially designed and manufactured for these model years. It is made of high quality material to ensure reliable performance and durability. The starter ring is precision manufactured to provide a secure and smooth connection with the starter motor.
When servicing or repairing the drive system of a 1965 to 1969 Porsche 911, it may be necessary to inspect or replace the flywheel with starter ring. Damage or signs of wear can impair the performance of the starter or lead to starting problems. In such cases, it is advisable to replace the defective component with a high-quality spare part to restore optimum engine function.
The flywheel with starter ring is an important element for the smooth starting of the engine of a Porsche 911 from 1965 to 1969. By regular maintenance and the use of high-quality spare parts, car owners can ensure the reliability of their vehicle and improve the driving experience.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110202602
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 914 (1970-1976)
6 Bolt type 215mm
Fits:
Porsche 911 2.0L 1965-69 (not for 912)
Note: early 911's might need to change the starter motor to later type (part number 901604102DX)
Porsche 914 1970-76 (6 cylinder only 914-6)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90110202602
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
Forged Chromoly Lightweight
Fits:
Porsche 911 3.0L SC 1980-83
Specification:
• Weight: 8lbs
• OD 225mm
• Material: Chrome-moly
Features Highlights:
• Stronger and more durable than stock cast iron/billet steel/aluminium flywheels
• Reduced MOI (Moment of inertia) to provide enhanced torque and acceleration
• Increased airflow for clutch cooling
• CNC Precision machined
• Compatible with any clutch disc materials from other manufacturers and OEM stock
• Easy installation. No modification is needed
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010221500
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
Fits:
Porsche 911 3.0L SC 1978-79
The flywheel for Porsche 911 SC 78/79 is a high-quality spare part, specially designed for vehicles with a power of 180 to 188 hp. This flywheel is an essential part of the engine and ensures that the rotary motion of the engine is transmitted to the crankshaft.
Made of sturdy material and using modern manufacturing techniques, this flywheel ensures reliable and precise performance. It is manufactured with great care and precision to meet the high demands and standards of your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010220403
The product you are viewing cross references to these numbers
- Porsche 911 1978-1983 3.0L / SC
Fits:
Porsche 911 3.0L SC 1980-83
The flywheel is an essential component of the drivetrain in a vehicle. It is located between the engine and the clutch and serves to transfer the rotational motion of the engine to the transmission shaft.
Our flywheel has been specifically designed for the Porsche 911 of model years 1980 to 1983. It is characterized by high-quality materials and precise craftsmanship to ensure optimal performance and reliability.
Made of robust steel, the flywheel offers excellent strength and durability to withstand the stresses of the engine. Additionally, it is carefully balanced to minimize vibrations and imbalances, resulting in smooth engine operation.
The installation of the flywheel is carried out according to the original specifications, ensuring a seamless installation process. It is a direct replacement for the original flywheel and fits perfectly into the mentioned model years of the Porsche 911.
With our high-quality flywheel, you can optimize the performance and reliability of your Porsche 911 (model years 1978-1983). Whether you are restoring your vehicle or looking to replace a faulty flywheel, our flywheel is the ideal choice. Trust in our quality and enjoy an enhanced driving experience.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010221500
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 930 Turbo 3.3L 1978-87
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010221300
The product you are viewing cross references to these numbers
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 930 Turbo 1978-79
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93010220201
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
This is a brand new 200mm Conversion Flywheel to install a Porsche 356, 912 and 36HP VW Engine with a later VW Transmission.
Fits:
Porsche 356 / 912
Weight: 12LB
Clutch Depth: 20.5mm
No. of Teeth: 130
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
008200F12VW
The product you are viewing cross references to these numbers
-
crankshaft and connecting rods 911 1970-73 102-00
-
crankshaft 911 1978-83 102-00
-
crankshaft 911 1987-89 102-00
-
Crankshaft 911 1984-86 102-00
-
Crankshaft 911 1974-77 102-00
-
crankshaft and connecting rods 911 1965-69 102-00
-
crankshaft and connecting rods 911 1965-69 102-05
-
engine electrics 911 1965-69 901-00
-
crankshaft 911 TURBO 1975-77 102-00
-
converter, converter housing SPM - G 925/16 - 911 1978-83 307-05
OEMatch Flywheel / Torque Converter — Fit, Function, Confidence
OEMatch Flywheel / Torque components are compatible replacements engineered to original-spec dimensions and tolerances — a practical option when genuine or OEM parts are unavailable. Flywheels and torque converters transfer engine torque to the gearbox, smooth rotational forces and allow engagement in manual and automatic transmissions. For Porsche models they play a central role in clutch performance, idle balance and transmission behaviour.
Understanding OEMatch Flywheel / Torque Converter
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original flywheel / torque.
OE (Original Equipment) refers to parts matching original specifications for the flywheel / torque and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM flywheel / torque engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
OEMatch also catalogues over 4,000 part numbers with more than 8,700 OE cross-references and continues to develop new lines to support Porsche vehicles across many generations.
Benefits Include
- Restores smooth engine-to-transmission torque transfer and reduces driveline vibration
- Provides correct friction surfaces and balance for reliable clutch engagement
- Offers options for manual, automatic and PDK applications to suit specific Porsche drivetrains
Why Flywheel / Torque Wear and Fail
- Heat and clutch slippage can warp or glaze flywheel friction surfaces
- Ring gear wear or cracked teeth affect starter engagement
- Torque converters suffer fluid contamination, internal seal failure or bearing wear leading to shudder or loss of torque transfer
The Importance of Replacing with OEMatch Flywheel / Torque
Timely replacement restores smooth torque delivery, reduces vibration and prevents secondary damage to the clutch, gearbox and bearings. Replacing worn units during clutch or transmission service helps retain balance and reduces the risk of recurrent noise, shudder or accelerated wear. Selecting the correct unit for the Porsche model and transmission type supports consistent drivability.
Advantages
- Direct-fit units prepared to original specifications where applicable
- Options available for OEM-spec, remanufactured and performance-oriented replacements where suitable
- Parts selected for Porsche applications and cross-referenced to factory references
Available Types
- Single-mass flywheels for manual transmissions
- Dual-mass flywheels and carrier assemblies
- Lightweight flywheels for performance applications where appropriate
- Torque converters for automatic and PDK transmissions, including remanufactured units
Support & Advice
Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new bolts where specified and confirm correct alignment and balance when installing flywheels or torque converters.
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Clutch Kits
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Clutch Friction Plate
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Clutch Pressure Plate
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Clutch Cables & Parts
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Clutch Guide Tube
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Clutch Ring Gear
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Clutch Forks & Levers
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Clutch Bolts
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Gearbox Parts
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Front Differential
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Rear Differential
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