Centerforce 4166 Throw Out Bearing Centerforce holds 9 exclusive patents pertaining to automotive performance clutches Over 25 years of experience to create the best clutch and flywheel package for your application Some of these processes include the famous Centerforce weight system, Dual-Friction discs, and ball bearing actuated pressure plates, precision billet flywheels and more Each application is developed to provide you with the right amount of clamp load, friction, durability and ease of use Engineered to perform