ACT Lightweight Forged Chrome-moly Flywheels For LS1 Applications

Advance Clutch Technology has announced the release of their new XACT flywheel. The SFI Spec. 1.1 Certified lightweight flywheel is specially designed for use on LS series engines. ACT’s new flywheel is forged from Chrome-moly steel and CNC machined with an induction hardened integral ring gear.

Official Release:

Advanced Clutch Technology (ACT) is pleased to introduce our new lightweight, SFI Spec. 1.1 Certified, XACT flywheel for the LS series engines.

These high quality, forged Chrome-moly steel flywheels are CNC-machined and feature an induction hardened integral ring gear for increased durability. ACT flywheels are engineered for strength and precision balanced for smooth operation. Driver and spectator safety are top priority at ACT. Each ACT flywheel is certified to meet SFI Spec 1.1 standards, making them legal for competition where SFI 1.1 certification is required or recommended. XACT flywheels come complete with an official SFI sticker and serial number, as required for certification.

The new XACT 600585 Prolite flywheel, weighing 14.7 pounds, provides quicker engine response and acceleration, while being significantly lighter than stock.

ACT ProLite and StreetLite flywheels are a perfect compliment to an already expansive catalog of over 1,200 performance clutch kits and components for more than 700 different applications. ACT Clutches deliver the maximum holding power by applying a series of sound engineering advancements to new (not rebuilt) components which maximizes load and reduces flex. The result is maximum torque capacity, long life and clean, fast shifting.

ACT is a premier clutch manufacturer, whose product line features high performance clutches and forged flywheels for the most popular vehicles in the sport compact, domestic, and European car markets. ACT is headquartered in Lancaster, California.