🔧 STS Parts 1-Wire Self-Exciting Regulator Rebuild Kit – Fits Delco 10SI, 12SI & More Convert your standard Delco alternator into a 1-wire, self-exciting unit with the STS Parts rebuild kit. This all-in-one kit includes a self-exciting internal voltage regulator, brush holder with brushes, and a diode trio—everything needed to upgrade or repair your Delco alternator for simplified, high-performance charging. Perfect for hot rods, street rods, farm equipment, or any GM vehicle where a clean, minimal wiring setup is preferred. ✅ What's Included: ✔ 1 x Self-Exciting Internal Voltage Regulator (1-Wire Conversion) ✔ 1 x Brush Holder with Brushes ✔ 1 x Diode Trio ✅ Why Choose STS Parts? ✔ Trusted aftermarket quality ✔ Simplified installation ✔ Perfect for engine swaps and restorations ✔ Backed by product support and satisfaction guarantee