Action Clutch 08-15 Mitsubishi Lancer Evolution (4B11T) 7.25in Twin Disc Race KitAction Clutch multi disc racing clutches are designed for high performance racers who push their vehicles to the limit. The 7. 25in Twin Disc race kits feature two sintered metallic race discs, formulated in the USA, which offer superior heat capacity and a smoother engagement than any other disc on the market. It also comes with a Ventilated 6061 T6 Billet Aluminum clutch cover design to help reduce overall weight and improve throttle response which