I Have A 76 Spectra 20 That Is Wired As A Positive Ground, I Replaced All The Gauges And Wired Them All The Same As The Original Gauges And Now The Boat Wont Start,it Isnt Getting Any Spark I Replaced The Coil Still No Luck I Have 12v Coming In To The Coil But When I Connect It To The Positve Side Of Coil It Drops To 5v. The Boat Ran Before I Changed The Gauges So Im Stumped So I Figured Id Ask Yall Maybe Someone Could Help Me Out Thanks.....