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Hacksaw · 07-21-2020, 04:58 PM

You should have 4 wires from the 2 step. Grey tied in to tach and Ign box, Red to 12 v, Black to ground and Blue to switched 12v ( normally open ).

07-21-2020, 04:58 PM	#2
Hacksaw Senior Member Join Date: Sep 2016 Posts: 881 Likes: 206 Liked 308 Times in 173 Posts	Re: MSD 6425 and 2 step? You should have 4 wires from the 2 step. Grey tied in to tach and Ign box, Red to 12 v, Black to ground and Blue to switched 12v ( normally open ).