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Spec 98-02 Firebird/TransAm / 97-04 Corvette / 04-06 GTO/Cadillac CTS-V Aluminum Flywheel SPEC SPECSC75A
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Spec 98-02 Firebird/TransAm / 97-04 Corvette / 04-06 GTO/Cadillac CTS-V Aluminum Flywheel

SPEC
SPECSC75A
Flywheels
1 Units In Stock - Ships Next Business Day
$ 479.00 $ 431.10
$ 431.10

SKU: CSC75A

Spec 98-02 Firebird/TransAm / 97-04 Corvette / 04-06 GTO/Cadillac CTS-V Aluminum Flywheel

This SPEC aluminum flywheel upgrades LS1 and LS6 engines in high-performance GM vehicles. It fits 1998-2002 Firebird and Trans Am models 1997-2004 Corvettes including Z06 2004-2006 GTO and 2004-2007 Cadillac CTS-V. Lightweight design drops rotating mass by over 20 lbs from stock for faster engine revving improved acceleration and crisper gear changes during hard driving.

Key Features

  • 6061-T6 Billet Aluminum Build: Weighs just 10.4 lbs versus stock 30+ lbs steel flywheel to slash inertia and boost power transfer to wheels
  • 168-Tooth Ring Gear: Electronically welded and heat-treated for reliable starter engagement and long-term durability under race conditions
  • Precision Balanced: Factory-balanced to OEM specs for vibration-free operation and extended transmission life
  • Replaceable Friction Surface: Modular design allows easy resurfacing without full replacement
  • Wide Clutch Compatibility: Works with organic puck and full-face performance clutches for custom setups

Product Notes

  • Inspect clutch disc and pressure plate condition before installation
  • No break-in period required unlike steel flywheels
  • Ships in protective SPEC packaging with 14 x 14 x 4 inch box dimensions

Installation Notes

  • Professional installation recommended.
  • Torque flywheel bolts to 74 ft-lbs in crisscross pattern using GM thread locker
  • Compatible with 12-bolt LS crank pattern. high-torque starter may be needed for reliable cranking

This Part Fits

Year Make Model Submodel
1997-2004 Chevrolet Corvette Base
1998 Chevrolet Corvette Indianapolis 500 Pace Car
2001-2004 Chevrolet Corvette Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
1998-2002 Chevrolet Camaro Z28
1998-2002 Pontiac Firebird Formula
2004-2006 Pontiac GTO Base
2004-2007 Cadillac CTS V

Why Choose SPEC?

  • SPEC flywheels power drag cars and road racers worldwide
  • Engineered and assembled in the USA with aerospace-grade materials
  • Backed by proven track record in high-horsepower LS applications

Frequently Asked Questions

  • Q: Will this fit my 2001 Corvette Z06 with LS6 engine?
    A: Yes, direct fit for 2001-2004 Corvette Z06 models using the standard LS flywheel bolt pattern and starter position
  • Q: What material is used and does it wear quickly?
    A: Built from 6061-T6 aircraft aluminum with hardened steel friction plate. resists wear and handles 800+ hp reliably
  • Q: What warranty applies and is installation covered?
    A: SPEC provides 1-year defect warranty. installation by certified shop ensures coverage and proper alignment

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Sturdy cardboard box measuring 14 x 14 x 4 inches
  • Weight: 10.4 lbs product weight, 12 lbs shipped

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