Application: Fits BD-600 BD-10 BD-11 BD-11R BD-11a BD-12 Powerdyne Superchargers, B&M, CoolCharger, and Dinan superchargers

Drop-in Replacement:   Designed as a drop-in replacement for damaged, belt-eating Powerdyne sprockets. If yours is worn or has sharp edges, replace it now and enjoy greater reliability from your Powerdyne!

Performance Upgrade:   Our sprocket and shaft assembly is lighter than stock, which means less rotating mass and less stress on the internal drive belt. Racers love this new sprocket!

Installation: Installs as before, during your next Powerdyne rebuild. No changes necessary.

Buy from the Powerdyne Innovators:   928 Motorsports, LLC is the original developer and only manufacturer of the Billet High Output Performance Impeller and the Improved Impeller Shaft. In addition, we have introduced 3 cogged drive belt improvements and 5 different performance bearing iterations over the years.

Warranty: Warranted to be free for defects in materials and workmanship.

Shipping: $16.50 in S&H for the 48 contiguous states and will be shipped insured. Additional shipping fees apply for International - email us your address and we will get you a shipping quote.