McLeod RST HD Twin Disc Clutch Kit with Aluminum Flywheel (6305507MD) - 1997-2015 GM LS 6-Bolt
Upgrade your GM LS-powered performance vehicle with the McLeod RST HD Twin Disc Clutch Kit, engineered for enthusiasts who demand exceptional street manners with the strength to handle serious horsepower. Rated for up to 950 horsepower, the RST HD bridges the gap between McLeod's proven RST and RXT clutch systems, delivering impressive torque capacity while maintaining smooth engagement and outstanding drivability for both street and track applications.
The RST HD features an innovative hybrid twin-disc design with organic friction material on one side of each disc for smooth engagement and segmented ceramic material on the other for increased bite under high-load conditions. Paired with a lightweight billet aluminum flywheel, this clutch kit provides quicker engine response, reduced rotational mass, and dependable performance without the harsh engagement commonly associated with aggressive race clutches. Complete with installation hardware and an alignment tool, this system is an excellent choice for high-performance GM LS builds.
Features
- Fits select 1997-2015 GM LS applications with a 6-bolt crankshaft
- Rated to support up to 950 horsepower
- Twin-disc clutch design for increased torque capacity and superior heat management
- Hybrid organic and segmented ceramic friction discs
- Smooth engagement with excellent street drivability
- Ideal for high-performance street and track applications
- Diaphragm-style pressure plate for light pedal effort
- Includes lightweight billet aluminum flywheel
- 168-tooth flywheel with internal engine balance
- Designed for 1-1/8-inch, 26-spline transmission input shafts
- Includes installation hardware and alignment tool
Specifications
- Part Number: 6305507MD
- Horsepower Rating: 950 HP
- Disc Quantity: 2
- Disc Diameter: 9.688 inches
- Input Shaft Diameter: 1.125 inches
- Input Spline: 26
- Disc Material: Organic / Ceramic
- Disc Style: Full Face / Segmented
- Hub Style: Solid
- Pressure Plate Style: Diaphragm
- Flywheel Material: Billet Aluminum
- Engine Balance: Internal
- Ring Gear: 168 Tooth
- Crankshaft Bolt Pattern: 6-Bolt
- Throwout Bearing: Not Included
- Pilot Bushing: Not Included
Fitment
- 1997-2015 Chevrolet LS Engine Applications with 6-Bolt Crankshaft
- 1997-2015 Cadillac LS Engine Applications with 6-Bolt Crankshaft
Additional Notes
- Designed for applications utilizing a 6-bolt crankshaft, 168-tooth flywheel, and 1-1/8-inch, 26-spline transmission input shaft.
- Installation hardware and alignment tool are included.
- Throwout bearing and pilot bushing are not included and must be purchased separately if required.
- 2004-2007 Cadillac CTS-V applications require McLeod slave cylinder spacer (Part #1377-950), sold separately.
- Ideal for high-horsepower street and track vehicles requiring increased torque capacity with smooth engagement.
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