LS billet aluminum stock large 3.00" diameter 6 rib alternator pulley. This replaces your dull, plain steel alternator pulley. CNC machined from aircraft 6061-T6 billet aluminum. This pulley adds two grooves to the outside of the pulley. Perfect for supercharging applications. Larger diameter pulley is designed to stop alternator failure under extreme RPM's in a racing application. Easy to install, beautifully designed, enhance the look of your engine. Will fit large and small case alternators.

* Will not fit Corvette, CTSV, or any of the clutch/decoupler pulley alternators

* Will not fit Powermaster alternators

WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.p65warnings.ca.gov

ALUMINUM: Most of the aluminum alloys used today contain some level of lead, usually less than .1%. Lead is known to the state of California to cause cancer and reproductive harm. Most aluminum alloys are physiologically inert in their solid form, and the lead is contained within, however user-generated dust and/or fumes may pose a hazard if inhaled or ingested. Heating beyond a certain temperature may also provide avenues for exposure.

STEEL (steel bolts): Steel is an iron alloy with several metals including Nickel and Chromium. Both Nickel and Chromium are known to the State of California to cause cancer and reproductive harm, respectfully. This warning applies to stainless steels as well.