Wiring Connections For GM Serpentine Kit Alternators

SBC Wiring

Alternator wiring diagram for GM LS Serpentine kits part number 19155066, 19155167, 19155166, 19155167

Please Note This wiring only applies if using these kits on a non-fuel injected engine.

Fuel injected engines will have this connector incorporated into the engines E.F.I. wiring harness and alternator functions will be controlled by the engine computer

If your GM LS serpentine kit is exhibiting excessively high alternator output 16+ volts please follow the instructions below to fix the issue.

  • High Voltage Fix