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J
newish member
i joined back in 2013 during the summer as i was doing a motor swap in my 97 gmc sierra. i went from a 4.3-5.7 vortech. i had a lot of helpful information. Basically i found out that its a straight swap other than adding in two wires for the two new injectors and also moving some of the old...- jdbake
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- Replies: 2
- Forum: Introduction
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J
1997 4.3 to 5.7 motor swap
I'm doing a motor swap in my 1997 gmc Sierra 2 wheel drive I'm in the process of replacing my old 4.3 vortec with a 5.7 vortec I have the ECM for it and everything I need but I can't use the old 5.7 wiring harness due to wires being cut and I was wondering what I needed to do to make the 4.3...- jdbake
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- Replies: 3
- Forum: 96+ Vortec Performance + Computer Swaps
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