120 Amp Beefed Up One Wire GM Alternator Self Exciting High Output 12V 10SI Style For Chevy Cars And Trucks SBC BBC Compatible With ADR0335 3342114 ADR0325 7127SE105 40012340 201027

120A One-Wire Alternator for Chevy, 1-Unit Pack
✔️ 12V, 120A output, CW rotation, 1-Groove Pulley, IR Reg, EF Fan

This 120A, 12V one-wire alternator is designed for Chevy cars and trucks, offering a simple, self-excited charging solution. It's compatible with small-block (SBC) and big-block (BBC) engines and ships with 100% new components for reliability in harsh environments. Reference numbers include ADR0335, 400-12340, 3342114, 7127SE105, ADR0325, and 201027.

✅ 12V nominal output
✅ 120A continuous capacity
✅ CW rotation with single-groove pulley
✅ IR regulator for steady charging
✅ EF-type cooling fan for efficient airflow
✅ OE-standard construction with 1-year warranty

💡 What is a common use case for a high-output 12V one-wire alternator in Chevy builds?

- Handy for classic car projects needing simple wiring - Great for SBC/BBC engine swaps with space constraints - Keeps the battery charged under higher electrical loads - Supports a single-wire hookup and a compact 1-Groove pulley