• Used to aid in the replacement of the harmonic balancer on GM LS engines
• Suitable for all GM LT and LS Series Engines 1997-current Gen 3, 4, 5
• NOT Compatible with 1992-1997 Gen 2 LT1 5.7 Engines
• Made of high-quality carbon steel providing a long life and resistance to corrosion
(California Prop 65)