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If you own an October 1974 to July 1976 HOLDEN H Series HJ with the 8 cylinder GMH 253 (Red) engine, then you know how important it is to have a reliable clutch. Whether you're restoring your classic car or simply looking to upgrade, the modular UniClutch system is here to meet your needs. With its extensive range and superior performance, the UniClutch system is the perfect choice for your HOLDEN HJ.
Featuring advanced technology and precision engineering, the UniClutch system offers unmatched durability and smooth operation. Designed specifically for your HOLDEN HJ, this clutch ensures optimal power transfer and reliable performance, giving you the confidence to tackle any road with ease.
Upgrade your clutch with the UniClutch system and experience improved responsiveness, smoother gear changes, and enhanced driving performance. Don't let a worn-out clutch hold you back from enjoying your classic car to the fullest. Invest in the UniClutch system today and unleash the true potential of your HOLDEN HJ.
OPTIONS FOR A HOLDEN H SERIES 4.2 GMH 253 (Red)
+70%
Similar
+70%
Similar
The UniClutch UC1024100 is a high-quality clutch that offers similar actuation effort to OEM clutches. With approximately 70 percent more torque capacity than OEM clutches, it is a great choice for upgrading a HOLDEN H SERIES vehicle. This clutch is equipped with various features that make it superior to OE clutches without any compromises. The twin disc, dual core design provides significant torque capacity gains, while the billet steel components ensure up to 3 times stronger construction. The Silent Shift Technology enhances shift quality and speed, eliminating chatter during gear changes. Additionally, the integrated flywheel friction surface eliminates the need for flywheel machining, saving both time and money. The radial dampening technology ensures effective torque spike dampening, making the clutch reliable and durable. Lastly, the Comfort Pedal Tune feature makes this clutch ideal for city driving, providing a comfortable and smooth driving experience. Overall, the UniClutch UC1024100 offers excellent performance and durability for those looking to upgrade their HOLDEN H SERIES vehicle.
+110%
Higher
+110%
Higher
Introducing the UniClutch Sport UC1024200, a high-performance upgrade for HOLDEN H SERIES vehicles. This clutch offers a range of features designed to enhance torque handling and power delivery, making it perfect for both daily driving and high-performance applications. With a twin disc design, it provides exceptional strength and durability, ensuring it can handle high torque applications without compromising performance. The Sport Pedal Tune allows for a tailored performance experience, while the Dual Drive Forged Internals maximize clutch durability. The High Clamp Billet Cover Assembly ensures durability and reduces cover flex, eliminating dragging and providing superior disengagement. With Silent Shift Technology, gear changes are seamless and noise-free. The Integrated Flywheel Friction Surface simplifies installation and maintenance, while reducing clutch wear for a longer-lasting and cost-effective solution. Upgrade your HOLDEN H SERIES with the UniClutch Sport UC1024200 for improved performance and reliability.
+270%
Higher
+270%
Higher
The UniClutch Track ICT UC1021300 is a high-performance clutch designed for upgrading a HOLDEN H SERIES. It offers higher actuation effort than the OEM clutch and provides approximately 270 percent more torque capacity. This clutch is track-focused and incorporates market-leading technology for enhanced performance.
One of its key features is the Low MOI Cover Assembly, which reduces rotational inertia for rapid shifts. The Quad Drive Forged Internals ensure exceptional strength, making it suitable for demanding track conditions. The Track Pedal Tune feature allows for precise control and reduces driver fatigue during extended track sessions.
The Cerametallic Track Focused Friction Material is optimized for racing, providing excellent grip and durability. The Uniclutch also boasts exceptionally high torque handling, making it ideal for high-powered applications. It is equipped with inbuilt intercooler technology, providing up to 40% sustained cooling.
The Sprung clutch disc allows for a seamless transition between track and street driving, providing versatility for different environments. Additionally, the sealed design enables installation on both OEM flywheels and custom low inertia flex plates, similar to those used in Formula One cars.
Overall, the UniClutch Track ICT UC1021300 is an ideal choice for engine and gearbox conversions in various motorsports, including rally, circuit racing, drift, and track day cars. Its advanced features and durability make it a reliable and high-performing clutch option for enthusiasts looking to enhance their vehicle's performance on the track.
Torque Capacity
Approximately 70 percent more torque capacity than OEM.
The UniClutch UC1024100 is a high-quality clutch that offers similar actuation effort to OEM clutches. With approximately 70 percent more torque capacity than OEM clutches, it is a great choice for upgrading a HOLDEN H SERIES vehicle. This clutch is equipped with various features that make it superior to OE clutches without any compromises. The twin disc, dual core design provides significant torque capacity gains, while the billet steel components ensure up to 3 times stronger construction. The Silent Shift Technology enhances shift quality and speed, eliminating chatter during gear changes. Additionally, the integrated flywheel friction surface eliminates the need for flywheel machining, saving both time and money. The radial dampening technology ensures effective torque spike dampening, making the clutch reliable and durable. Lastly, the Comfort Pedal Tune feature makes this clutch ideal for city driving, providing a comfortable and smooth driving experience. Overall, the UniClutch UC1024100 offers excellent performance and durability for those looking to upgrade their HOLDEN H SERIES vehicle.
The UniClutch UC1024100 is a high-quality clutch that offers similar actuation effort to OEM clutches. With approximately 70 percent more torque capacity than OEM clutches, it is a great choice for upgrading a HOLDEN H SERIES vehicle. This clutch is equipped with various features that make it superior to OE clutches without any compromises. The twi...
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Introducing the UniClutch Sport UC1024200, a high-performance upgrade for HOLDEN H SERIES vehicles. This clutch offers a range of features designed to enhance torque handling and power delivery, making it perfect for both daily driving and high-performance applications. With a twin disc design, it provides exceptional strength and durability, ensuring it can handle high torque applications without compromising performance. The Sport Pedal Tune allows for a tailored performance experience, while the Dual Drive Forged Internals maximize clutch durability. The High Clamp Billet Cover Assembly ensures durability and reduces cover flex, eliminating dragging and providing superior disengagement. With Silent Shift Technology, gear changes are seamless and noise-free. The Integrated Flywheel Friction Surface simplifies installation and maintenance, while reducing clutch wear for a longer-lasting and cost-effective solution. Upgrade your HOLDEN H SERIES with the UniClutch Sport UC1024200 for improved performance and reliability.
Introducing the UniClutch Sport UC1024200, a high-performance upgrade for HOLDEN H SERIES vehicles. This clutch offers a range of features designed to enhance torque handling and power delivery, making it perfect for both daily driving and high-performance applications. With a twin disc design, it provides exceptional strength and durability, ensuring it can handle high torque applications without...
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Torque Capacity
Approximately 110 percent more torque capacity than OEM.
Pedal Effort
Higher actuation effort than OEM
Pedal Effort
Higher actuation effort than OEM
FITMENT KIT
The UniClutch fitment kit UCFK10311-A-001 is a necessary component for installing UniClutch Cores (UC1024100, UC1024200, UC1021300) onto your HOLDEN H SERIES. This fitment kit is engineered to meet precise standards and features a patented flex-fit installation system. Unlike traditional clutches, the Twin Disc sealed UniClutch can be installed much faster as it does not require machining of the customers factory flywheel. The UniClutch Fitment kit is specifically designed to enable the installation of any of the UniClutch Cores onto your vehicle.
Important Note
Suits OEM Cover Assembly Boltup PCD 295.275mm, Dowel PCD 295.275mm. With Transmission Spline 26T x 29mm. Suits OE Flywheel. Alternate US/CA part UCFK10313-U-01 uses Dowel Pos E
VEHICLE ID
113384
Enter this ID into the Shop page “Find Vehicle” search field as a shortcut to search for the following - Production Date: October 1974 to July 1976, Make and Model: HOLDEN H SERIES, Series: 4.2, Engine: GMH 253 (Red).
