Flywheels Flexplates & Parts

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. As always, 21 Motorsports offers...

ACT Prolite Flywheels are designed to smoothen out the firing impulses effectively. These flywheels are CAD CAM designed. They are made from one-piece forged Chrome-molybdenum that ensures long lasting durability. These flywheels enable quick throttle...

ACT RSX Prolite Flywheels are designed to smoothen out the firing impulses effectively. These flywheels are designed and manufactured, aided by computers. They are made from one-piece forged chrome-molybdenum that ensures long lasting durability. These...

ACT Prolite Flywheels are designed to smoothen out the firing impulses effectively. These flywheels are CAD CAM designed. They are made from one-piece forged Chrome-molybdenum that ensures long lasting durability. These flywheels enable quick throttle...

ACT Prolite Flywheels are designed to smoothen out the firing impulses effectively. These flywheels are CAD CAM designed. They are made from one-piece forged Chrome-molybdenum that ensures long lasting durability. These flywheels enable quick throttle...

ACT Street Lite Flywheels are designed to smoothen out the firing impulses effectively. These flywheels ensure good drivability. They are manufactured from sturdy material which offer long lasting durability. These flywheels ensure easy installation and...

ACT's XACT Streetlite flywheels are considerably lighter than stock and are the most durable flywheel offering from ACT. Materials are properly distributed for maximum strength, lower inertia, good heat tolerance and rigidity. ACT's Streetlite flywheels...

XACT Prolite flywheels are ACTs 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. XACT...

ACT's XACT Streetlite flywheels are considerably lighter than stock and are the most durable flywheel offering from ACT. Materials are properly distributed for maximum strength, lower inertia, good heat tolerance and rigidity. ACT's Streetlite flywheels...

XACT Prolite flywheels are ACTs 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. XACT...

ACT's XACT Streetlite flywheels are considerably lighter than stock and are the most durable flywheel offering from ACT. Materials are properly distributed for maximum strength, lower inertia, good heat tolerance and rigidity. ACT's Streetlite flywheels...

Improved engine response and acceleration with lightweight design. ACT heat treats the entire forging for strength, toughness and induction hardens ring gears for longest gear life. It has shipping options to quickly meet every need, including same-day...