Re: Tach at 3,000 rpm at idle
I'm sure this is different but when I did my ls swap I used the GM factory computer and my aftermarket tack had to be switched to 4cyl mode to read correct. This may be apples to oranges but figured I would throw it in.
Dave
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Dave
1968 Custom Chevy with turbo charged 5.3 gen III 4l80e swap
1967-71 GMC 3/4 ton long step 4x4 (not sure what year exactly?)
"A good friend will bail you out of jail...but a true friend will be sitting next to you saying "that was frekin awesome".
"If it doesn't fit force it...If it breaks then it needed to be replaced anyway!"
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