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**jocko** · 03-09-2020, 10:15 PM

Ensure any resistance wire or ballast resistor is no longer present and use 12 gauge feed wire to the HEI power connection (all the way thru from ignition sw) and ensure full 12V present.

EDIT: also, recommend look at VetteVet's posts on this thread.
http://67-72chevytrucks.com/vboard/s...d.php?t=648300

03-09-2020, 10:15 PM	#2
jocko Senior Member Join Date: Oct 2009 Location: Godley, TX Posts: 18,001	Re: HEI question Ensure any resistance wire or ballast resistor is no longer present and use 12 gauge feed wire to the HEI power connection (all the way thru from ignition sw) and ensure full 12V present. EDIT: also, recommend look at VetteVet's posts on this thread. http://67-72chevytrucks.com/vboard/s...d.php?t=648300 Last edited by jocko; 03-09-2020 at 10:25 PM.