ACT 600140-02 Prolite Flywheel Kit with CW02 Counterweight for Mazda RX-7 RX-8

The ACT 600140-02 Prolite Flywheel Kit is a high-performance lightweight flywheel solution engineered specifically for Mazda RX-7 and RX-8 rotary applications. This complete kit includes the XACT Prolite flywheel and the required CW02 counterweight for proper installation and external balance on rotary engines.

Key Features:

• Solution heat-treated forging construction delivers exceptional strength and toughness for demanding racing conditions
• Induction-hardened ring gear provides maximum durability and service life
• Forged and CNC-machined design ensures precision fit and optimal performance
• Dynamically computer-balanced for smooth, reliable high-RPM operation
• Lowest inertia design in ACT's lineup for dramatically improved throttle response and acceleration
• Proper material distribution maximizes strength while minimizing rotational mass
• Excellent heat tolerance and rigidity for sustained performance
• Serviceable design allows for resurfacing without purchasing additional components

Designed and recommended for race use including road racing and rally applications. The ultra-lightweight Prolite design prioritizes maximum performance and may result in mild to moderate gear rattle and reduced street drivability. The included CW02 counterweight ensures correct external balance critical for rotary engine applications.