GM 10 Rib Underdrive Billet Aluminum Alternator Pulley #1091


Billet Aluminum 10-Rib Alternator Pulley GM Engines. Underdrive Ratio for lower Alternator RPM when used with a larger, Overdrive diameter harmonic damper.

10 in stock (can be backordered)


GM 8 & 10 Rib Alternator Pulley Shim #970-1

Alternator shim to be used with #970 or #913 alternator pulleys for proper pulley alignment when installed on a Gen 5 Camaro. Can also be used as an idler pulley spacer.

SKU: 1091 Category: