Hochleistungs-Chrom-Lichtmaschine mit 200 Ampere, 14 Volt und drei Leitungen sowie einer Riemenscheibe mit einer Rille für Chevy-, GM-, Pontiac-, Olds-, Cady- und Holden-Hot-Rod-Motoren; ersetzt die Modelle 10SI und 12SI; Aftermarket-Upgrade

Chrome 200A High-Output 14V 3-Wire Chevy Alternator
✔️ Single unit chrome high-output alternator, 200A, 14V, 3-wire

This aftermarket chrome high-output alternator is designed as a direct upgrade for Chevy, GM, Pontiac, and Olds engines, replacing older 10SI/12SI units with a modern, higher-amperage charging solution.

✅ 200A output at 14V to boost charging under load
✅ 3-wire regulator supports dash indicator light for easy wiring
✅ Chrome finish with billet aluminum fan and pulley for a custom look
✅ 1-Groove pulley designed for standard belts; pulley diameter 2.75 in (70 mm) OD
✅ Replaces 10SI/12SI models across GM engines
✅ High-temp bearings and windings for reliability in hot engine bays

💡 What is a high-output 200A alternator used for in classic Chevy engine builds?

It helps keep the battery topped up and powers extras reliably.

• Increases charging at idle to handle added loads like lights and fans
• 3-wire regulator keeps the dash light working
• Chrome styling and billet pulley for a show-ready look
• Direct replacement for 10SI/12SI GM units in many engines