Achieve max electric fuel pump output and safety using a relay plus an oil pressure safety switch. Achieving maximum output and safety with a custom-wired electric fuel pump requires a properly ...

A fuel pump’s primary task is to deliver fuel from the storage tank to the engine, and works with multiple other auto parts to accomplish that duty. That can make it difficult to know whether or not ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Have any clue what a fuel pump relay switch ...