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#623063 02/24/2010 4:06 PM
Joined: Jul 2005
Posts: 153
H
Wrench Fetcher
Wrench Fetcher
H Offline
Joined: Jul 2005
Posts: 153
Added an HEI to my inline 250. Question is which wire is + and -? Pink and brown are the two leads coming out of the distributor. Also, where should I tap the tach wire into?

thanks, Mac

Joined: Nov 2002
Posts: 1,002
L
Shop Shark
Shop Shark
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Joined: Nov 2002
Posts: 1,002
First you should be replacing the positive wire to the HEI with 10 awg wire, minimum 12 awg. The HEI requires a full 12v to coil. This has been discussed many times.

Second assuming this is not a Pertronix, or external coil, it is marked on the distributor cap Tach and Bat.

Larry


Last edited by LGriffin; 02/24/2010 7:10 PM.

I don't own a vehicle that isn't old enough to drink.
LGriffin #623189 02/24/2010 10:56 PM
Joined: Apr 2000
Posts: 499
R
'Bolter
'Bolter
R Offline
Joined: Apr 2000
Posts: 499
You are obviously talking about a external coil HEI.
https://www.stovebolt.com/ubbthread...mp;Number=612994&nt=2&page=1That
should have everything you need to know (and some you don't, Ha ).




'67 GMC 3/4 292 4spd
Joined: Jul 2005
Posts: 153
H
Wrench Fetcher
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Joined: Jul 2005
Posts: 153
Thanks!!


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