Holden V8 10" Billet Flywheel & Clutch Assembly, Release & Pilot Bearings and ARP Bolts Save $$ by purchasing a RTS Clutch package which includes all the items associated with completing the job sucessfully FLYWHEEL RTS Explosion Proof billet steel flywheels are designed from the ground up to deliver high performance results. Starting with CAD engineering and tested to limits far above the SFI-ratings, these flywheels are then constructed from 4140 high-quality materials to ensure reliable results. These flywheels are sure to deliver what they promise: Features include: * CAD engineered * 4140 Steel and Heat-treated ring gears * Available in Standard finish or with a black oxide anti-corrosive finish * CNC-machined finish * Available in multiple configurations Note: The black coating is a black chemical conversion coating (not physically coated) and will not affect clutch discs. Clutch Kit Extreme Clutch Stage 1A Sprung Organic Clutch Kits are recommended for Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications Flywheel Step (mm) Flat Clutch Disc Diameter (mm) 255 Clutch Disc Spline Count 10 Clutch Disc Spline Diameter (mm) 28.6 Disc Type Sprung Friction Material Organic Stage 1 Recommended Use Street Clamping Force % Increase 20% Torque (Nm) Inc FOS 450 Torque (ftlbs) Inc FOS 330 Spigot Bush/Bearing Included Yes Aligning Tool Included Yes