The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - What's this firewall grommet/brown wire for? Where's the tach hole?

ls1nova71 · 08-28-2013, 11:58 PM

Not sure where the tach wire hole is supposed to be,probably one of the other dimples below this one. The tan wire is for the gas gauge.

08-28-2013, 11:58 PM	#2
ls1nova71 Registered User Join Date: Dec 2009 Location: Independence Mo Posts: 4,118	Re: What's this firewall grommet/brown wire for? Where's the tach hole? Not sure where the tach wire hole is supposed to be,probably one of the other dimples below this one. The tan wire is for the gas gauge. __________________ My '72 short bed build. http://www.ls1tech.com/forums/conver...6-0-4l80e.html 5.3 swap into my RUSTY '71 C10 http://ls1tech.com/forums/conversion...71-c-10-a.html