HOLDEN
H SERIES

4.2 GMH 253 (Red)
October 1977 to April 1980

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Are you an owner of a vintage October 1977 to April 1980 HOLDEN H SERIES HZ with the 8 cylinder GMH 253 (Red) engine? As a proud owner, you understand the importance of keeping your classic vehicle in pristine condition. One crucial aspect that can greatly enhance your driving experience is upgrading the clutch. And if you're considering an upgrade, look no further than the modular UniClutch system. With its exceptional range, the UniClutch system is specifically designed to meet the needs of your HOLDEN H SERIES HZ. This innovative clutch system not only delivers superior performance but also offers enhanced durability, ensuring a smooth and precise operation every time you shift gears. Whether you're cruising down the highway or revving up the engine on the open road, the UniClutch system provides the perfect combination of power and control to make your driving experience truly remarkable. Don't compromise on the performance and reliability of your beloved HOLDEN H SERIES HZ. Upgrade to the UniClutch system today and feel the difference it can make in your driving experience.
OPTIONS FOR A HOLDEN H SERIES 4.2 GMH 253 (Red)

Torque Capacity

Approximately 80 percent more torque capacity than OEM.
The UniClutch UC1024100 is a high-quality clutch that offers similar actuation effort to OEM options. It provides approximately 80 percent more torque capacity than OEM clutches, making it an excellent choice for those looking to upgrade their HOLDEN H SERIES vehicle. The clutch is equipped with several impressive features that set it apart from OE options. It boasts a Twin Disc, Dual Core design that powers the torque capacity gains, and its Billet Steel Components offer up to 3 times stronger construction. The clutch also features Silent Shift Technology, which improves shift quality and speed while largely eliminating chatter. Additionally, the Integrated Flywheel Friction Surface eliminates the need for flywheel machining, saving both time and money. Radial Dampening Technology ensures torque spike dampening, providing a smoother driving experience. Lastly, the Comfort Pedal Tune makes it perfect for city driving. Overall, the UniClutch UC1024100 is a top-notch clutch option that offers superior 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 options. It provides approximately 80 percent more torque capacity than OEM clutches, making it an excellent choice for those looking to upgrade their HOLDEN H SERIES vehicle. The clutch is equipped with several impressive features that set it apart from OE...
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UniClutch Sport UC1024200 is a high-performance clutch designed for upgrading HOLDEN H SERIES vehicles. It offers similar actuation effort to the OEM clutch but boasts approximately 100% more torque capacity. The twin disc design of the clutch enhances torque handling and power delivery, making it suitable for enthusiasts who drive their vehicles daily. The Sport Pedal Tune feature provides a tailored performance experience, allowing drivers to optimize their driving experience. The clutch is equipped with dual drive forged internals, ensuring exceptional strength for high torque applications. This feature maximizes clutch durability and reduces clutch wear, resulting in a longer-lasting and cost-effective solution. The high clamp billet cover assembly of the UniClutch Sport UC1024200 ensures durability and reduces cover flex, leading to superior disengagement and eliminating dragging. The integrated flywheel friction surface simplifies installation and maintenance, making it easier for mechanics to work with. One of the standout features of the UniClutch Sport UC1024200 is the silent shift technology, which minimizes noise during gear changes. This feature enhances the overall driving experience by providing smooth and quiet gear shifts. In summary, the UniClutch Sport UC1024200 offers enthusiasts a high-performance clutch solution for upgrading HOLDEN H SERIES vehicles. With its twin disc design, dual drive forged internals, and silent shift technology, this clutch provides superior torque handling, power delivery, and durability. It is a cost-effective option that ensures longer-lasting performance and reduced clutch wear.
UniClutch Sport UC1024200 is a high-performance clutch designed for upgrading HOLDEN H SERIES vehicles. It offers similar actuation effort to the OEM clutch but boasts approximately 100% more torque capacity. The twin disc design of the clutch enhances torque handling and power delivery, making it suitable for enthusiasts who drive their vehicles daily. The Sport Pedal Tune feature provides a ta...
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Torque Capacity

Approximately 100 percent more torque capacity than OEM.

Pedal Effort

Similar actuation effort to OEM. Pedal release may be higher.

Pedal Effort

Similar actuation effort to OEM. Pedal release may be higher.
 
FITMENT KIT
As a highly skilled assistant specializing in copywriting and digital marketing, I am here to provide you with a detailed abstractive summary of the text you provided. The text promotes the UniClutch fitment kit UCFK10311-A-001, which is essential for installing all UniClutch Cores (UC1024100, UC1024200, UC1021200) onto HOLDEN H SERIES vehicles. This fitment kit is engineered to meet rigorous standards and features a patented flex-fit installation system. Unlike traditional clutches, the Twin Disc sealed UniClutch can be installed much faster since it doesn't require machining of the customer's factory flywheel. The UniClutch Fitment kit is specifically designed to facilitate the installation of any UniClutch Core onto your vehicle. By using this kit, you can easily add any of the UniClutch Cores to your HOLDEN H SERIES without any hassle. It ensures a seamless and efficient installation process, allowing you to save time and effort. In summary, the UniClutch fitment kit UCFK10311-A-001 is an essential component for installing various UniClutch Cores onto HOLDEN H SERIES vehicles. With its unique patented flex-fit installation system, it provides a quick and convenient way to incorporate these cores into your vehicle without requiring any machining. The kit is designed to ensure a hassle-free installation process, allowing you to enjoy the benefits of UniClutch Cores with ease.
 
Important Note
Use when OEM Transmission Spline is 10T x 29mm, and OEM Cover Assembly Boltup PCD is 295.28mm, with Dowel PCD 295.275mm. Alternate US/CA part UCFK10313-U-01 uses Dowel Pos E | Suits OE Flywheel | If unsure contact us to confirm your flywheel and transmission details
 
VEHICLE ID
25476
 
Enter this ID into the Shop page “Find Vehicle” search field as a shortcut to search for the following - Production Date: October 1977 to April 1980, Make and Model: HOLDEN H SERIES, Series: 4.2, Engine: GMH 253 (Red).