Tuff Stuff Performance Silver Bullet Alternator - 100 AMP - OEM/1-Wire - GM - V-Groove Pulley - Black Fel-Pro Performance Gaskets Pulley hub has two mounting

Pulley hub has two mounting bolt patterns (early/ late models) incorporated 2-1/8" x 2-3/16" and 1-7/8" x 1-13/16"

Knit Nomex(R) material is strong

and even paints and engine storage bags

that is slip and skid resistant

Tuff Stuff Performance Silver Bullet Alternator - 100 AMP - OEM/1-Wire - GM - V-Groove Pulley - Black Fel-Pro Performance Gaskets Pulley hub has two mountingAll Tuff Stuff alternators are hand built in Cleveland, Ohio and are tested to meet or exceed OEM specifications. All Tuff Stuff alternators are made from 100% new components and carry a one year limited warranty. Tuff Stuff has alternator applications for virtually all muscle cars, hot rods, customs and light trucks in just about every finish imaginable. Many enthusiasts prefer our clean, simple 1 wire alternator option which features a low idle cut