Act ACT 600140-03 Streetlite Flywheel Kit

XACT flywheels for various Mazda RX7 and RX8 applications come complete with ACT's counterweight. The flywheel counterweight is required when installing the XACT flywheel on various Mazda RX7 and RX8 rotary applications. Improved engine response and acceleration with lightweight design ACT heat treats the entire forging for strength and toughness and induction hardens the ring gears for longest gear life Assures proper balance and mounting of aftermarket flywheel Recommended for street and race use All flywheels are CNC machined and dynamically computer balanced for super smooth high RPM reliability See more product details