Hello guys I bought a shift lite (sick of looking at the Tach) Its a Stewart Warner, 3 wire set up, it says one wire black negative Got it, next red wire to a power source when you turn on the key, Got it.. Third wire green to the tach port, now where is the tach port on a 2000 Mustang or can I hook it up to the ???????? Help...[/align]

 

Here's a link to the Raptor installation page.
The tach signal wire should work with your SW light.Maybe????
http://www.raptorperformance.com/For...ng/mustang.htm