Briggs & Stratton Automatic Voltage Regulator Rectifier (691188, 491546, 793360, 794360) Automatic Voltage Regulator Rectifier fits for Briggs & Stratton models 691188, 491546, 793360, 794360 Made from aluminum shell and copper core wires, it is of high quality with good heat dissipation capacity This voltage regulator is used to regulate DC voltages and is safe to use Fits for Briggs & Stratton engine models 256400, 28B700, 28M700, 351400, 351700, 42A700. Replaces Briggs & Stratton 491546, 691188, 794360, 793360 Easy to install. Electrical connections match the original part In automobile alternators and power generation systems, voltage regulators help control output voltage Designed to automatically maintain a constant voltage level Item Condition: Material: Aluminum, copper, plastic Color: As shown in picture Package Weight: Approx. 90g Package Included: 1 x Voltage Regulator