<B>Revolution Electronics Electric Fuel Pump Controller. Primes the pump on key-on and turns the pump off if the engine stops. Review</b><P>http://tinyurl.com/kbc3d47 <P><P> Revolution Electronics Electric Fuel Pump Controller. Primes the pump on key-on and turns the pump off if the engine stops. <P>Monitors the tach signal - as long as there is a tach signal present, the pump is allowed to operate. If the engine stops, so does the fuel pump. Works with both inductive (stock) and square-wave (aftermarket) tach signals.<P>Turns on an electric fuel pump for 3 seconds on initial key-on. This primes the fuel system and tops off the carburetor's fuel bowls.<P>Controls an electric fuel pump when a classic car or truck is upgraded from a mechanical fuel pump.<P>Includes an intermal self-resetting 7 amp fuse and 15 feet of 16 gauge wire to connect the fuel pump. Higher amperage pumps can be controlled by adding an external relay.<P>For 12V vehicles. 2 by 1.5 by 1 inches. Fully potted. Made in USA.<P>