Description
ACT XACT Flywheel – 1990-2005 Mazda Miata
ACT XACT flywheels are application-specific performance flywheels. Choose the available mass/configuration based on response, drivability, and intended use.
Which option should I choose?
The table below uses the rating/specification supplied for each exact ACT SKU where available. We do not copy a torque rating from a different vehicle application.
| Configuration | Application-Specific Ratings & Specs | Driver Guidance |
|---|---|---|
|
Flywheel Type: Streetlite ACT600290 |
Disc material: Premium organic | Smoothest engagement; preferred for primarily street-driven vehicles. |
|
Flywheel Type: Prolite ACT600255 |
No numerical application-specific rating is supplied in the current Turn14 feed for this SKU. |
Configuration Details
Flywheel Type: Streetlite (ACT600290)
Noticeably improved engine response and acceleration, OE to mild gear rattle; Heat-treated forging for strength and toughness, induction-hardened ring gears for maximum life; One piece construction allows less opportunity for failure and provides uniform efficient heat transfer from the clutch disc. No more warped inserts or loose ring gears; Recommended for street and race use; Forged, CNC machined and dynamically computer balanced for smooth high RPM reliability This Part Fits:
Flywheel Type: Prolite (ACT600255)
Dramatically improved engine response and acceleration, mild to moderate gear rattle; Heat-treated forging for strength and toughness, induction-hardened ring gears for maximum life; One piece construction allows less opportunity for failure and provides uniform efficient heat transfer from the clutch disc. No more warped inserts or loose ring gears; Recommended for race use; Forged, CNC machined and dynamically computer balanced for smooth high RPM reliability This Part Fits:
Fitment note: Confirm model year, engine, transmission, flywheel, and related clutch components before ordering.