This Switch will supply then remove ground to a circuit. 1970-american-motors-ambassador-esi2228326 600 in Valves - 223

600 in Valves - 223 cc Intake - 70 cc Chamber - Angle Plug - Aluminum - Small Block Chevy - Each

Starter - Ultra-Duty - Gear Reduction - Reverse Mount - Reverse Rotation - Asphalt Bellhousing - Each

750 in Long - 3/8 in Diameter - 0

875 in Center to Center - Plastic - Clear - Bell Helmets - Set of 30

Helps eliminate release problems when installing a high-performance clutch

This Switch will supply then remove ground to a circuit. 1970-american-motors-ambassador-esi2228326 600 in Valves - 223These 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