Details
ACT 600550 Streetlite Flywheel

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
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
All flywheels are CNC machined and dynamically computer balanced for super smooth high RPM reliability
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 are preferred for street or drag racing. XACT flywheels are designed for improved engine response, strength and affordability. XACT flywheels are lighter, stronger and safer than stock cast flywheels to meet the needs of both the enthusiast and hard core racer. One piece construction allows less opportunity for failure and provides uniform efficient heat transfer from the clutch disc. ACT heat treats the entire forging for strength and toughness and induction hardens the ring gear for longest gear life. XACT flywheels are serviceable and can be resurfaced with no need to purchase additional parts. ACT's XACT flywheels are certified as meeting SFI Specification 1.1. XACT flywheels are legal for competition in all racing organizations where SFI certification is required.