Universal GM 7861 CS130 Serpentine Left Offset 130 Amp Alternator [Chrome] and these cast aluminum pans

and these cast aluminum pans have a beautiful polished finish for great looks

heat-treated

They feature extra-thick steel that's double-welded to the ring gear for added strength and anodized for corrosion resistance

These durable output shafts can withstand power level increases in high-horsepower vehicles

Speedmaster rear-end assemblies are the ultimate solution

Universal GM 7861 CS130 Serpentine Left Offset 130 Amp Alternator [Chrome] and these cast aluminum pansThis is a Speedmaster CS130 Delco style alternator with the mounting ear off set to the left. You can choose between a 1 wire (needs only the output cable) or plug in that will use a factory regulator harness.