ACT 2004 Mazda Rx-8 Flywheel Kit Prolite w/CW03

600140-03 Is A Flywheel Kit For Various Mazda Rx-7 And Rx-8 Applications Comes Complete With An Act Counterweight. The Flywheel Counterweight Is Required When Installing The Xact Flywheel On Various Mazda Rx-7 And Rx-8 Rotary Applications. Xact Prolite Flywheels Are Act'S Lightest Flywheel Offering With Lowest Inertia. Prolite Flywheels Are Designed For Best Throttle Response And Acceleration. Prolite Flywheels Are Preferred For Road Racing Or Rally Racing, And Have Reduced Drivability. Materials Are Properly Distributed For Maximum Strength, Lower Inertia, Good Heat Tolerance And Rigidity. Xact Flywheels Are Serviceable And Can Be Resurfaced With No Need To Purchase Additional Parts.This Part Fits: Year Make Model Submodel 2008 Mazda Rx-8 40Th Anniversary Edition 2004-2007 Mazda Rx-8 Base 2008-2011 Mazda Rx-8 Grand Touring 2009-2011 Mazda Rx-8 R3 2005 Mazda Rx-8 Shinka 2008-2011 Mazda Rx-8 Sport 2008-2009 Mazda Rx-8 Touring