ATI Dampner Assm. 7.425" LS Blower Motor

Categories:
Engine
Crank Hub & Degree Rings

For the racer building a hi-revving, tire frying, record smashing roots blown LS engine that might still see some street use this ATI Super Damper is the only crankshaft damper designed exclusively for high performance boosted LS Chevy engines that is fully rebuildable.

The ATI Serpentine Super Damper contains grooves for serpentine belts machined into the outer steel damper shell. The dampers come standard with six outer grooves for standard OEM drive systems on a 7.530" dampner shell. Also included is a four rib serpentine A/C drive pulley that is 7.250" in diameter made from billet alum. and hard anodized for wear resistance.

Damper includes a black oxide coated steel crank hub that is machined for 1.485" diameter LS crankshafts with a 3/16" keyway provision and come with laser engraved 360° timing marks on the outer dampner shell. Dampner meets SFI 18.1 specs. Weights 9.75 pounds as seen in the pictures with steel hub.

Dampner includes a bolt kit to put the dampner together but racer will still need a crank bolt as well as T-40 Torx driver which can be purchased under #2300-0024C. Includes detailed installation instructions.

If installing a roots blower pulley to the harmonic damper, pulley spacer/adpt. #2300-0010F will be need to be purchased to make a complete package. Crank should be machined for keyway but if not at least hub pinned with #2310-0010G kit.