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SteeleBrothersDrifting_Mike · 02-12-2015, 07:02 PM

Tach should work without lower harness as long as the wiring harness is not haggard and it's getting a good signal. You need a lower harness for speedometer regardless and it needs to have a good speed sensor to work

02-12-2015, 07:02 PM	#3
SteeleBrothersDrifting_Mike Leaky Injector Join Date: Sep 2012 Location: Michigan Posts: 108 Trader Rating: (0)	Tach should work without lower harness as long as the wiring harness is not haggard and it's getting a good signal. You need a lower harness for speedometer regardless and it needs to have a good speed sensor to work