ACT 600641 XACT Streetlite Flywheel for 2006-2013 Mazda 3 and Mazda 6

600641 is a Streetlite flywheel, which is considerably lighter than stock and is 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. ACT flywheels are serviceable and can be resurfaced with no need to purchase additional parts. XACT Flywheel Streetlite 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

• "Excellence in Performance", backed by the best one-year warranty in the industry!

The ACT 600641 XACT Streetlite Flywheel is a lightweight, high-strength replacement designed to improve engine response and acceleration in street and drag racing applications. Its reduced rotational inertia helps the engine rev more freely while maintaining the durability, heat tolerance, and rigidity required for demanding performance use. This flywheel is designed for use with an ACT pressure plate and clutch disc.

Manufactured from a heat-treated forging, the ACT Streetlite flywheel is CNC machined and dynamically computer balanced for smooth, reliable operation at high engine speeds. Its one-piece construction promotes uniform heat transfer from the clutch disc and eliminates common failure points associated with loose ring gears or warped inserts. The induction-hardened ring gear is engineered for extended service life, while the serviceable design allows resurfacing without requiring additional replacement parts.

The ACT 600641 is recommended for street and race vehicles, including select 2006-2013 Mazda 3 and Mazda 6 applications. It is engineered to provide OE to mild gear rattle characteristics while delivering noticeably sharper throttle response. The product is backed by ACT's one-year warranty. Verify vehicle, engine, transmission, and clutch compatibility before installation.

Product Specifications and Technical Data

• Brand: ACT
• Part Number: 600641
• Product Line: XACT Streetlite
• Product Type: Performance flywheel
• Construction: One-piece forged design
• Manufacturing: CNC machined and dynamically computer balanced
• Ring Gear: Induction hardened
• Recommended Use: Street and drag racing applications

What's Included

• ACT 600641 XACT Streetlite Flywheel
• ACT one-year warranty coverage

Fitment: Fits select 2006-2013 Mazda 3 and Mazda 6 models, including 2006-2007 Mazda 6 and 2007-2013 Mazda 3 applications. Use with an ACT pressure plate and clutch disc.

Features:

• Lightweight performance design: Reduces rotational inertia for quicker engine response and acceleration.
• Heat-treated forged construction: Provides strength, toughness, heat tolerance, and rigidity for demanding street or race use.
• One-piece construction: Promotes consistent heat transfer and reduces the risk of warped inserts or loose ring gears.
• Serviceable performance flywheel: Can be resurfaced when required, helping avoid unnecessary replacement parts.

Fitments:
2006 Mazda 6 Mazdaspeed
2007 Mazda 3 Mazdaspeed
2007 Mazda 6 Mazdaspeed
2008 Mazda 3 Mazdaspeed
2009 Mazda 3 Mazdaspeed
2010 Mazda 3 Mazdaspeed
2011 Mazda 3 Mazdaspeed
2012 Mazda 3 Mazdaspeed
2013 Mazda 3 Mazdaspeed

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1