Universal GM 7861 CS130 Serpentine Left Offset 130 Amp Alternator [Chrome] They feature extra-thick steel that's

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

Speedmaster Cam Lock Plate helps prevent cam bolts from backing out

while allowing engine builders to precision-trim around the intake ports

swap out installation utilizing existing metering blocks

Universal GM 7861 CS130 Serpentine Left Offset 130 Amp Alternator [Chrome] They feature extra-thick steel that'sThis 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.