12 gauge wires, relay secondary power feed from starter relay. Don't forget to isolate the gound circuit from the factory harness too.




Last edited by 72roadrunnergtx; 01/13/09 01:42 AM.
1972 Road Runner GTX 440 6bbl 5-speed
[img]http://72rrgtx.com/carpics/bucket/DSC06730r-1.jpg[/img]