Race Pac TDC trigger pick up. This is the pick up you need if you are going to run the ignition timing monitor on your race cars computer. These come in twenty inch lengths that will work with different motor applications.
This pick up is .375" dia. with the special three prong Race Pac plug and has the wires encapsulated in epoxy in a stainless steel housing in the event of tire shake or a blower belt coming off the trigger pick up will continue working.