This Switch will supply then remove ground to a circuit. 1970-american-motors-ambassador-esi2228326 Nose - Dominator - Complete

Nose - Dominator - Complete - Fenders Included - Plastic - Gray - Dirt Late Model - Kit

Valley Cover - Aluminum - Natural - 383 / 400 - Mopar B-Series - Kit

Bolt - 3/8-16 in Thread - 1 in Long - 3/8 in Hex Head - Stainless - Polished - Universal - Set of 5

Helps eliminate release problems when installing a high-performance clutch

600 in Rounded Rectangle Port - Steel Core Graphite - Small Block Chevy - Pair

This Switch will supply then remove ground to a circuit. 1970-american-motors-ambassador-esi2228326 Nose - Dominator - CompleteThese RPM Activated Switches will perform a variety of different functions from turning on a bulb or solenoid to activating an MSD Timing Control at a desired rpm. The RPM Activated Switch, PN 8950, has two activation wires; one to ground a circuit and the other to open a circuit. Simply plug in an rpm module and wire the Switch to the circuit you want to activate. When the engine rpm reaches that amount, the circuit is activated and will remain on