ATI Super Damper 10% Underdrive Harmonic Balancer C5, C6 Corvette

Product Details

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The ATI Super Damper LS1, LS2, LS3, LS6 underdrive balancers are designed to improve engine performance by underdriving the ancillary engine accessories including your alternator, ac compressor and power steering pump. The ATI Super Damper provides balanced dampening of torsional crankshaft vibrations at all RPM levels.

The damper comes with 360 laser-etched timing marks and features dual Serpentine drives for the accessories and A/C. All ATI Super Dampers exceed SFI 18.1 Safety Certification and are approved for competition use.

OE 6 Rib pulley design with 10% underdrive
Black anodized finish
Main belt: 25-060785
AC belt: 4040395