ATI Performance Products 918854 - Aluminum LSA SFI Harmonic Damper

LSA Serpentine Damper Pulley • 5th Gen ZL1 Camaro/V2 CTS-V • 6 & 4 Groove • 7.480 Outer Diameter • Aluminum Shell • Hub # 916032M3 No supercharger pulley ring supplied. You can select from the drop-down: #916153 (OEM) #916105 (5% OD) #916106 (10% OD) #916227 (17% OD) #918159 (24%OD) The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance engines.