The ATI crankshaft damper is a 7.425-inch steel lightweight, three-ring damper with a 6/4 groove configuration. It stabilizes crank harmonics and provides a hub for accessory drive components while keeping a compact profile for tight engine bays. Fits LS1, LS2, LS3, LS6 and L76 engines produced 1997–2013 and is suitable for Y‑body, SS and G8 applications.
ATI Damper - 7.425in - Steel LW - 6/4 Grv - LS1-2-3-6 & L76 - 97-13 - Y Body & SS & G8 - 3 Ring