Tuff Stuff Performance Factory Cast PLUS 1-Wire GM Alternator - 6-Rib Serpentine Pulley 8320FC6G1W 71-380 Ultra Double Pumpers feature an

Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box

bolts included

this is an excellent improvement for your street or drag application

Monitoring this critical parameter ensures that your cooling system is performing properly and your transfer case will continue to transfer the power to all of the drivetrain

Tuff Stuff Performance Factory Cast PLUS 1-Wire GM Alternator - 6-Rib Serpentine Pulley 8320FC6G1W 71-380 Ultra Double Pumpers feature anTuff Stuff Factory Cast PLUS 1 Wire GM Alternator 6 Rib Serpentine Pulley Product Description: Alternator Factory Cast PLUS 225 amps 12V 1 Wire 6 Rib Serpentine Pulley Aluminum Case Natural GM Tuff Stuff Performance Accessories provide you with the "Ultimate" in Looks and Performance! We specialize in Chrome Plated, Polished, Factory and Powder Coat Finished accessories that give your ride the style and performance it deserves. Manufacturing custom