Fits 2004-2016 Subaru WRX STI and Impreza WRX STI.

The Competition Clutch Lightweight Steel Flywheel (ST Series) is engineered for street-driven performance where maintaining driveability and low-end torque is critical. This 15lb flywheel offers a significant reduction in rotating mass over the factory component, enabling faster throttle response and easier rev-matching without the harshness or stalling issues associated with ultra-lightweight race flywheels. It is specifically recommended for Stage 1 and Stage 2 clutch applications.

• Manufactured from high-strength 4140 forged steel for superior durability
• One-piece design eliminates the risk of ring gear separation
• Engineered to preserve torque and smooth engagement for daily driving
• Optimized for naturally aspirated and street-performance builds
• Weight: 15 lbs
• Manufacturer Part Number: 2-721-ST

Fits 1987-1992 Toyota Supra Turbo models.

The Competition Clutch Lightweight Steel Flywheel (ST series) is engineered for drivers who want to improve engine response and acceleration without compromising the driveability of a street-driven vehicle. Weighing in at 13.7 lbs, this flywheel strikes an ideal balance between reduced rotational mass and the necessary inertia to preserve low-end torque.

Each flywheel is manufactured from high-tensile 4140 forged steel in a one-piece design to ensure maximum durability and safety under high-RPM conditions. This component is specifically recommended for naturally aspirated or street-driven turbocharged applications and is ideally suited for use with Stage 1 and Stage 2 clutch kits.

• Manufacturer Part Number: 2-717-ST
• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 13.7 lbs
• Application: Optimized for street and Stage 1/2 clutch setups

Fits select 1990-2005 Honda Civic, Civic del Sol, and CRX.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU suffix) is engineered for high-performance forced induction, track, and rally racing applications. Precision machined from 4140 forged steel, this one-piece design significantly reduces rotating mass compared to factory components, facilitating quicker engine revving and improved throttle response.

This 8.8lb flywheel is specifically recommended for use with Stage 3 and higher clutch kits to maximize drivetrain efficiency in demanding, high-RPM environments. Its forged construction offers superior durability over cast alternatives, making it a reliable choice for high-horsepower builds.

• Construction: One-piece 4140 forged steel
• Weight: 8.8 lbs
• Series: Ultra Lightweight (STU)
• Recommended Use: Track, rally, and forced induction (Stage 3+ clutches)
• Manufacturer Part Number: 2-702-STU

Fits select 1990-2005 Honda Civic, Civic del Sol, and CRX models.

Competition Clutch Lightweight Steel Flywheels (ST suffix) are engineered for naturally aspirated and street-driven applications where maintaining driveability is a priority. Weighing 11.44 lbs, this flywheel is specifically designed to preserve the low-end torque often lost with ultra-light flywheels, making it an ideal match for Stage 1 and Stage 2 clutch kits.

Constructed from a single piece of 4140 forged steel, this flywheel offers superior strength and thermal stability compared to multi-piece designs. It provides a significant improvement in throttle response and engine deceleration while remaining robust enough for the rigors of daily performance driving.

• Manufacturer Part Number: 2-702-ST
• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 11.44 lbs
• Recommended for street-driven and naturally aspirated vehicles
• Compatible with Stage 1 and Stage 2 clutch applications

Fits select 1990-2002 Acura CL, Honda Accord, and Honda Prelude models. This Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered to reduce rotational mass for significantly improved throttle response and faster engine acceleration.

Constructed as a one-piece unit from 4140 forged steel, this flywheel provides the durability required for forced induction, track, and rally racing environments. It is specifically recommended for vehicles equipped with Stage 3 or higher clutch systems to handle increased heat and high-RPM performance demands. The 9lb weight offers a substantial reduction over factory components, allowing the engine to reach its powerband more efficiently.

• Manufacturer Part Number: 2-701-STU
• Weight: 9 lbs
• Material: 4140 Forged Steel
• Design: One-piece construction
• Application: Ideal for Track, Rally, and Forced Induction setups
• Compatibility: Designed for use with Stage 3 and up clutch kits

Fits select 1990-2002 Acura CL, Honda Accord, and Honda Prelude models.

The Competition Clutch Lightweight Steel Flywheel (ST Series) is engineered for street-driven and naturally aspirated applications where maintaining driveability is a priority. Weighing 11.56 lbs, this flywheel provides a significant reduction in rotational mass compared to factory components without sacrificing the low-end torque necessary for smooth daily operation. It is an ideal companion for Stage 1 and Stage 2 clutch kits.

Each flywheel is manufactured from high-grade 4140 forged steel using a one-piece design. This construction ensures superior durability and thermal stability under load, eliminating the risk of ring gear separation common in multi-piece designs.

• Manufacturer Part Number: 2-701-ST
• Material: 4140 Forged Steel
• Weight: 11.56 lbs
• Design: One-piece construction
• Recommended for street and naturally aspirated use

Vehicle Fitment:

• 1997-1998 Acura CL Base
• 1993 Honda Accord 10th Anniversary
• 1990-1993, 1998-2002 Honda Accord DX
• 1990-1991, 1998-2002 Honda Accord EX
• 1990-1993, 1998-2002 Honda Accord LX
• 2000, 2002 Honda Accord SE
• 2001-2002 Honda Accord Value Package
• 1995 Honda Prelude SE

Fits select 1988-2001 Acura Integra and Honda Civic Si, Civic del Sol VTEC, CR-V, and CRX models.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered to reduce rotational mass, providing significantly faster engine response and quicker revving capabilities. This one-piece flywheel is machined from 4140 forged steel, ensuring exceptional durability and resistance to thermal stress under demanding conditions. It is specifically recommended for track use, rally racing, and forced induction applications where rapid throttle response is critical.

This flywheel is designed to pair seamlessly with Stage 3 and higher clutch kits. By utilizing a high-strength forged material rather than cast iron, it offers superior safety and performance for high-RPM use.

• Manufacturer Part Number: 2-694-STU
• Material: 4140 Forged Steel
• Weight: 8.58 lbs
• Design: One-piece construction with integrated ring gear
• Application: Optimized for Track, Rally, and Forced Induction
• Recommended Clutch: Stage 3 and up

Fits select 1988-2001 Acura Integra, Honda Civic Si, Civic del Sol VTEC, CR-V, and CRX.

The Competition Clutch ST Series Lightweight Steel Flywheel is engineered for naturally aspirated and high-performance street-driven applications. Precision-manufactured from 4140 forged steel, this one-piece design offers significantly higher strength and safety compared to cast-iron factory units. At 12.32 lbs, it strikes the ideal balance between faster engine response and the rotational mass required to preserve low-end torque and daily driveability.

This flywheel is particularly well-suited for use with Stage 1 and Stage 2 clutch kits, providing a more engaging driving experience without the chatter or stalling issues often associated with ultra-lightweight flywheels. Its durable forged construction ensures it can handle the thermal stresses of spirited driving.

• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 12.32 lbs
• Application: Street-driven and naturally aspirated builds
• Recommended Clutch Match: Stage 1 or Stage 2
• Manufacturer Part Number: 2-694-ST

Fits 1993-2005 Subaru Impreza models, including Base, Brighton, L, LS, LX, Outback, RS, and WRX.

The Competition Clutch ST Series lightweight steel flywheel (MPN 2-671-ST) is engineered for street-driven and naturally aspirated applications where maintaining drivability is critical. At 13.47 lbs, this flywheel reduces rotational inertia to improve engine response while remaining heavy enough to preserve low-end torque and prevent excessive drivetrain chatter. It is an ideal companion for Stage 1 or Stage 2 clutch upgrades.

Unlike multi-piece designs, this flywheel features a one-piece construction CNC-machined from 4140 forged steel. This material selection provides superior thermal capacity and structural integrity under high-RPM use, ensuring a reliable friction surface that resists warping better than standard cast iron units.

• Manufacturer Part Number: 2-671-ST
• Weight: 13.47 lbs
• Material: 4140 Forged Steel
• Construction: One-piece design
• Application: Optimized for street and Stage 1/2 clutch kits

Fits 2000-2009 Honda S2000 (Base and CR).

The Competition Clutch STU Ultra Lightweight Steel Flywheel (2-669-STU) is engineered for high-demand forced induction, track, and rally racing applications. Machined from a single piece of 4140 forged steel, this 9.25lb flywheel significantly reduces rotational mass compared to the factory unit, allowing for faster engine acceleration and significantly quicker revving capabilities.

Designed for maximum durability and precise engine response, this one-piece forged flywheel is best suited for Stage 3 and higher clutch applications where heat dissipation and high-RPM strength are critical. Please note that this flywheel does not include a release bearing.

• Manufacturer Part Number: 2-669-STU
• Material: 4140 Forged Steel
• Construction: One-piece design
• Weight: 9.25 lbs
• Series: Ultra Lightweight (STU)
• Recommended Use: Track, Rally, and Forced Induction

Vehicle Fitment

Fits 2000-2009 Honda S2000 Base and CR.

The Competition Clutch Lightweight Steel Flywheel (ST Series) is engineered specifically for street-driven and naturally aspirated Honda S2000 builds. Weighing 11.5 lbs, this flywheel provides a significant reduction in rotational mass compared to the factory unit, resulting in improved throttle response and faster engine acceleration without sacrificing the low-end torque and drivability required for the street. This balance makes it a highly recommended upgrade for Stage 1 and Stage 2 clutch applications.

Each flywheel is manufactured from high-tensile 4140 forged steel with a precise one-piece design. This construction ensures maximum structural integrity and heat dissipation, even under high-RPM use. Unlike multi-piece alternatives, the forged one-piece design eliminates the risk of ring gear separation.

• Manufacturer Part Number: 2-669-ST
• Material: 4140 Forged Steel
• Weight: 11.5 lbs
• Design: One-piece forged construction
• Compatibility: Optimized for Stage 1 and Stage 2 clutch kits
• Application: Street and Naturally Aspirated (NA) vehicles

Note: This flywheel does not include a release bearing.

Fits 2003-2006 Mitsubishi Lancer Evolution, including MR, RS, and SE submodels.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered for high-performance forced induction, track, and rally racing applications. This flywheel is precision-machined from a single piece of 4140 forged steel to reduce rotational mass, enabling significantly quicker engine revving and improved throttle response. It is specifically recommended for vehicles equipped with Stage 3 or higher clutch kits where rapid acceleration and durability are paramount.

• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 9.65 lbs
• Series: Ultra Lightweight (STU)
• Recommended Applications: Forced induction, track, and rally
• Clutch Compatibility: Optimized for Stage 3 and up
• Manufacturer Part Number: 2-645-STU

Fits select 2008-2014 Mitsubishi Lancer Evolution GSR, MR, and Ralliart models.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered for high-performance forced induction, track, and rally applications. This one-piece flywheel is machined from 4140 forged steel with significantly reduced mass to lower rotational inertia, resulting in quicker revving and improved throttle response. This 11lb unit is specifically recommended for use with Stage 3 and higher clutch applications where rapid engine acceleration is critical.

• Manufacturer Part Number: 2-645-1STU
• Material: One-piece 4140 forged steel
• Weight: 11 lbs
• Application: Forced induction, track, and rally racing
• Clutch Compatibility: Optimized for Stage 3+ clutch kits

Fits 1989-2002 Nissan Skyline models.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered to reduce rotational mass, providing significantly quicker engine revving and improved throttle response. This one-piece flywheel is precision-machined from 4140 forged steel, offering the durability and heat dissipation required for high-stress environments such as track racing, rally, and forced induction applications.

Designed to complement high-performance drivetrain setups, this 10.4lb flywheel is ideally suited for Competition Clutch Stage 3 and higher clutch kits. By removing excess material, the STU series delivers a lightweight solution without compromising the structural integrity essential for competitive driving and high-RPM reliability.

• Manufacturer Part Number: 2-630T-STU
• Weight: 10.4 lbs
• Material: 4140 Forged Steel
• Construction: One-piece design
• Compatibility: Recommended for Stage 3 and up clutch applications
• Usage: Optimized for forced induction, track, and rally racing

Fits 1989-2002 Nissan Skyline models equipped with RB20 or RB25 engines.

The Competition Clutch ST Series Lightweight Steel Flywheel is engineered for street-driven and naturally aspirated applications where maintaining driveability is a priority. Weighing 12 lbs, this flywheel provides a significant reduction in rotational mass compared to stock components, improving throttle response and acceleration without sacrificing the low-end torque required for daily use.

Constructed from 4140 forged steel, this flywheel features a robust one-piece design for maximum structural integrity and safety under high-RPM conditions. It is specifically recommended for use with Stage 1 and Stage 2 clutch applications to provide a balanced performance upgrade for the RB platform.

• Manufacturer Part Number: 2-630T-ST
• Material: 4140 Forged Steel
• Weight: 12 lbs
• Construction: One-piece forged design
• Application: Street and Stage 1/2 clutch setups

Fits select 2007-2017 Nissan 350Z, 370Z, Infiniti G35, and G37.

The Competition Clutch Lightweight Steel Flywheel (ST series) is specifically engineered for naturally aspirated and street-driven applications. By using a one-piece 4140 forged steel design, this flywheel provides a significant reduction in rotating mass while preserving the low-end torque and smooth drivability required for daily use. It is highly recommended for vehicles equipped with Stage 1 or Stage 2 clutch kits looking to improve throttle response and acceleration without the harshness of an ultra-lightweight racing flywheel.

• Manufacturer Part Number: 2-630-6ST
• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 17.5 lbs
• Compatibility: Optimized for street and naturally aspirated setups
• Clutch Matching: Well-suited for Stage 1 and Stage 2 applications

Fits 1991-1999 Mitsubishi 3000GT and Dodge Stealth models (including R/T Turbo and SL trims).

The Competition Clutch ST Series Steel Flywheel is engineered for street-driven and naturally aspirated applications where maintaining driveability is critical. This 14lb flywheel provides a significant reduction in rotational mass over the heavy factory unit, resulting in improved throttle response and faster engine deceleration without sacrificing the low-end torque required for smooth street starts. It is an ideal performance upgrade for vehicles utilizing Stage 1 or Stage 2 clutch kits.

Manufactured from 4140 forged steel, this flywheel features a robust one-piece design to ensure structural integrity under high RPMs and heavy use. Unlike multi-piece flywheels, the integrated ring gear provides additional safety and durability for long-term street performance.

• Manufacturer Part Number: 2-622-ST
• Material: 4140 Forged Steel
• Weight: 14 lbs
• Design: One-piece CNC-machined construction
• Recommended Use: Naturally aspirated and street-driven performance
• Compatibility: Optimized for Stage 1 and Stage 2 clutch applications

Fits select 1998-2008 Chevrolet Prizm, Pontiac Vibe, and Toyota Celica, Corolla, Matrix, and MR2 Spyder.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered to reduce rotating mass, allowing for significantly quicker throttle response and faster revving. Machined from high-tensile 4140 forged steel, this one-piece design offers superior durability compared to cast or multi-piece flywheels. It is specifically recommended for forced induction applications, track use, and rally racing, and performs best when paired with Stage 3 or higher clutch kits.

• Manufacturer Part Number: 2-617-2STU
• Material: 4140 Forged Steel
• Weight: 10 lbs
• Design: One-piece construction
• Application: Ideal for forced induction and track/rally racing
• Compatibility: Optimized for Stage 3 and up clutch applications

Fits select 2000-2011 Lotus Elise and Exige, Toyota Celica and Matrix, and Pontiac Vibe models. This Competition Clutch Ultra Lightweight Steel Flywheel (STU suffix) is engineered for high-performance environments, specifically recommended for forced induction systems or dedicated track and rally racing applications.

Machined from 4140 forged steel, this one-piece flywheel is significantly lighter than factory units to reduce rotational mass. The result is quicker revving capabilities and improved throttle response. This 10lb flywheel is specifically designed to complement Stage 3 and higher clutch applications where rapid engagement and durability are paramount.

• One-piece 4140 forged steel construction for maximum durability
• Weighs 10lbs for reduced inertia and faster engine acceleration
• Optimized for track, rally, and forced induction vehicles
• Engineered for Stage 3 and higher clutch kits
• Manufacturer Part Number: 2-617-1STU

Fits select 1988-1998 Toyota Supra and 1992-1997 Lexus SC300 Base models.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered for high-performance applications where rapid engine response and reduced rotational mass are critical. Weighing in at 10 lbs, this flywheel is machined from 4140 forged steel in a one-piece design, providing superior durability compared to multi-piece alternatives under the high heat and stress of competition use.

Designed primarily for forced induction setups, track racing, and rally applications, this ultra-lightweight component allows for significantly quicker revving. It is ideally suited for pairing with Stage 3 or higher clutch kits to ensure consistent power engagement and driveline efficiency.

• Manufacturer Part Number: 2-607-2STU
• Material: 4140 Forged Steel
• Weight: 10 lbs
• Construction: One-piece forged design
• Recommended Use: Forced induction, track, and rally racing

Vehicle Fitment:

• 1992-1997 Lexus SC300 Base
• 1988-1998 Toyota Supra Base

Fits select 1988-1998 Toyota Supra and 1992-1997 Lexus SC300 (Base) equipped with 1JZ/2JZ engines and the W58 manual transmission.

This Competition Clutch Lightweight Steel Flywheel is engineered for street-driven and naturally aspirated applications that require a balance between rapid engine response and daily driveability. CNC-machined from high-strength 4140 forged steel, the one-piece design provides superior durability and heat dissipation compared to factory cast-iron or multi-piece aluminum alternatives.

At 13.47 lbs, this flywheel reduces rotational inertia to sharpen throttle response and allow for faster rev-matching while retaining enough mass to prevent stalling and preserve low-end torque. It is specifically designed to pair with Stage 1 and Stage 2 clutch kits for a reliable, high-performance drivetrain solution.

• Material: 4140 Forged Steel
• Weight: 13.47 lbs
• Design: One-piece construction
• Compatibility: Works with Stage 1 and Stage 2 clutch applications
• Engine fitment: 1JZ/2JZ platforms
• Transmission: Toyota W58 5-speed
• Manufacturer Part Number: 2-607-2ST

Fits 1983-1991 Mazda RX-7 (including Turbo, GS, GSL, GSL-SE, and GXL models).

The Competition Clutch STU Ultra Lightweight Steel Flywheel is engineered for high-performance forced induction, track, and rally racing applications. By utilizing a one-piece design machined from high-tensile 4140 forged steel, this flywheel significantly reduces rotational mass to enable faster engine acceleration and quicker revving capabilities. It is specifically designed to handle the increased demands of Stage 3 clutch kits and beyond.

• Manufactured from 4140 forged steel for maximum durability
• One-piece construction eliminates the risk of ring gear separation
• Ultra-lightweight profile reduces inertia for improved throttle response
• Ideal for turbocharged engines and competitive racing use
• Manufacturer Part Number: 2-604-STU

Fits select 1970-1983 Nissan 200SX, 240Z, 260Z, 280Z, and 280ZX.

The Competition Clutch Ultra Lightweight Steel Flywheel (STU suffix) is engineered for high-performance forced induction, track, and rally racing applications. Machined from 4140 forged steel, this one-piece design significantly reduces rotational mass compared to factory components, facilitating quicker engine response and faster revving capabilities. This ultra-lightweight unit is specifically recommended for high-demand builds utilizing Stage 3 or higher clutch kits.

• Manufacturer Part Number: 2-588-STU
• Weight: 12.32 lbs
• Material: 4140 Forged Steel
• Design: One-piece construction
• Compatibility: Optimized for Stage 3 and higher clutch applications
• Usage: Recommended for racing, track, and forced induction environments

Fits 1989-1998 Nissan 240SX (Base, LE, SE, and XE models).

The Competition Clutch Ultra Lightweight Steel Flywheel (STU series) is engineered specifically for high-performance track, rally, and forced induction applications. Machined from a single piece of 4140 forged steel, this 12.32lb flywheel significantly reduces rotational mass compared to factory components, facilitating quicker engine revs and improved throttle response. It is a one-piece design optimized for the increased thermal and mechanical demands of Stage 3 and higher clutch kits.

• Manufacturer Part Number: 2-588-2STU
• Material: 4140 Forged Steel
• Weight: 12.32 lbs
• Series: Ultra Lightweight (STU)
• Design: One-piece forged construction
• Application: Ideal for Track, Rally, and Forced Induction

Fits 2003-2006 Nissan 350Z and Infiniti G35 (VQ35DE).

Engineered for high-performance track, rally, and forced induction applications, the Competition Clutch Ultra Lightweight Steel Flywheel (STU suffix) significantly reduces rotational mass to improve throttle response. This 13.89lb flywheel is precision-machined from 4140 forged steel with a robust one-piece design, ensuring maximum durability under the extreme thermal and mechanical stress of racing. By reducing the inertia compared to factory components, it enables quicker revving capabilities and faster engine acceleration, making it an ideal pairing for Stage 3 or higher clutch kits.

• Manufactured from high-strength 4140 forged steel
• One-piece design for enhanced structural integrity and safety
• Weight: 13.89 lbs for significantly reduced rotational inertia
• Specifically recommended for forced induction and competitive racing
• Well-suited for Competition Clutch Stage 3 and up applications
• Manufacturer Part Number: 2-350Z-STU

Fits select 2003-2007 Nissan 350Z and Infiniti G35 models equipped with the VQ35DE engine.

The Competition Clutch Lightweight Steel Flywheel (ST Series) is engineered specifically for naturally aspirated and street-driven applications where maintaining driveability is just as important as performance. This flywheel provides a balance between reduced rotating mass and the preservation of low-end torque, making it a preferred choice for Stage 1 and Stage 2 clutch setups. Each flywheel is manufactured from high-tensile 4140 forged steel with a robust one-piece design to ensure long-term durability and safety under high-RPM use.

• Manufacturer Part Number: 2-350Z-ST
• Material: 4140 Forged Steel
• Construction: One-piece design
• Weight: 18.65 lbs
• Application: Optimized for street and naturally aspirated use
• Compatibility: Recommended for Stage 1 and Stage 2 clutch kits

Fits 1986-1992 Toyota Supra (Base and Turbo). Competition Clutch ST Series Lightweight Steel Flywheels are engineered for naturally aspirated and street-driven vehicles where maintaining low-end torque and smooth drivability is essential. This 14lb flywheel is an ideal upgrade for Stage 1 and Stage 2 clutch applications, offering a significant reduction in rotational mass over factory components without the harshness of ultra-light race units.

Manufactured from high-strength 4140 forged steel, this flywheel features a robust one-piece design to ensure structural integrity under high RPM and heat. The increased durability of forged steel over cast iron makes it a reliable choice for performance-oriented street cars.

• Part Number: 2-1JZ-ST
• Material: 4140 Forged Steel
• Design: One-piece construction
• Weight: 14 lbs
• Recommended for: Naturally aspirated, street, and Stage 1-2 clutch setups

Fits 2006-2015 Mazda MX-5 Miata.

Competition Clutch Ultra Lightweight Steel Flywheels (STU series) are engineered for high-performance forced induction, track, and rally racing applications. This flywheel is precision-machined with significantly reduced mass to facilitate quicker engine revving and sharper throttle response. It is an ideal match for vehicles utilizing Stage 3 or higher performance clutch kits.

• One-piece design manufactured from high-strength 4140 forged steel for maximum durability
• Engineered for high-RPM stability and improved acceleration
• Optimized for forced induction and competitive motorsport use
• Replaces the heavier factory unit to minimize rotating mass
• Manufacturer Part Number: 2-10060-STU

Compatible with: 2006-2015 Mazda MX-5 Miata (Base, Club, Club Spec, Grand Touring, Sport, SV, Touring, Special Edition, and 25th Anniversary Edition).

Facilitate a high-performance engine swap by mating a Honda K-Series (K20/K24) engine to a Subaru EJ 5-speed or 6-speed transmission. This Clutch Masters engine adapter plate is engineered for precision alignment, ensuring the crankshaft and input shaft maintain proper geometry for reliable power transfer and drivetrain longevity.

This kit is designed to utilize the factory Honda starter, simplifying the electrical side of the swap and allowing for the use of a RWD K-Series wiring harness with minimal modification. To maintain a clean install and protect the bellhousing, the kit includes a dedicated cover plate to seal the original Subaru starter port.

• Fits: Honda K20 and K24 engines
• Compatible Transmissions: Subaru EJ-series 5-speed and 6-speed manual transmissions
• Retains factory Honda starter for simplified wiring
• Includes starter hole cover plate for the Subaru transmission
• Precision machined for exact fitment
• Manufacturer Part Number: K721-EAP

The Clutch Masters Universal Replacement Steel Flywheel Insert, part number H3-12/D-250, is an essential component for maintaining and rebuilding modular flywheel assemblies. This steel friction surface allows enthusiasts to restore clutch performance without the need to replace the entire flywheel unit when the original surface becomes worn, heat-scored, or glazed.

• Manufacturer Part Number: H3-12/D-250
• Material: High-strength steel construction for consistent friction and heat dissipation
• Application: Designed as a replaceable friction plate for compatible Clutch Masters modular flywheels
• Function: Restores a flat, true mating surface for the clutch disc to ensure optimal engagement and torque transfer
• Hardware: Engineered to meet specific tolerances for secure mounting to the flywheel body