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Old 12-14-2018, 08:43 PM   #1
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LS wiring harness

hello all, I am transplanting a LS1 into my 66 C10 and am at the stages of getting a wiring harness. Can y'all recommend the best ones out there?
1966 Custom Cab SWB SBW Fleetside
1968 C10 BBW LWB Fleetside
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Old 12-14-2018, 10:05 PM   #2
1965 Chevy C10, 2005 4.8L/4l60
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Re: LS wiring harness

Truck harness or LSx harness?

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69 Aristocrat Lo Liner build

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Old 12-14-2018, 10:46 PM   #3
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Re: LS wiring harness

I've used American autowire for the truck side harness
For the LS I've used psi...
Both are top quality
Mongo...aka Greg

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1955.1 ls3 tr6060...(under construction)(on hold)
2013 gmc z71. (daily driver)
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Old 12-15-2018, 10:15 AM   #4
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Re: LS wiring harness

A lot of information in the LS swap section that may help you with this.
60 to 66 Chevy and GMC window decals
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1966 BBW long fleet Daily driver
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Old 12-15-2018, 10:38 AM   #5
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Re: LS wiring harness

I used Speartech. Check it out
'66 C-10 in build. Frame off resto.
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