RAM Clutches 900200 Stock Rule Series Complete Clutch System is a complete system and includes the Steel Flywheel. This Clutch set is a member of the ‘Stock Rule' class and is made available to fit your rules. For Chevrolet applications, choose from a 10.5-Inch Standard Weight HD Pressure Plate with Steel Ring, Lightweight HD Pressure Plate with Steel Ring, or Re-Buildable Lightweight HD Pressure Plate with Aluminum Pressure Ring. For Ford applications, RAM offers a Lightweight HD 10.5-Inch Pressure Plate with Aluminum Ring. Both Chevrolet and Ford applications include Disc choices of Sprung Center Organic, Solid Center Organic, or Six Paddle Solid Center Discs. Lightweight Flywheels are available in three different weights. Mix and match these components to easily meet the weight requirements for a specific class! Ford 2000/2300 racers can select from a HD 8.5-Inch Pressure Plate with Steel Ring, Lightweight Steel Flywheel, and Organic Sprung or Solid Center clutch discs. These components are also excellent for use in Autocross or Road Racing applications! RAM Clutches are the Champions Choice.