5.3 carb swap
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Junior Member
Joined: Jul 2009
Posts: 4
Likes: 0
From: Michigan
Car: 89 IROC-Z
Engine: 5.3
Transmission: 700r4
Axle/Gears: 3.23
5.3 carb swap
Hi everyone. I've finally done it. I got my 350 TPI out and my carb 5.3 hooked to my 700r4 in and running. It was a fairly cost effective swap for the power gains. I did upgrade the cam to match the numbers of the gmpp hot for the ls1 motor, headers, edelbrock performer rpm intake, msd ignition box, b&m 2400 rpm stall, and b&m trans overhaul kit all for around $3000. Let me tell you it moves way better then the old 5.7. If any one has any questions let me know. Supreme Member
iTrader: (4)
Joined: Mar 2009
Posts: 3,079
Likes: 4
From: Pepperell, MA
Car: 1987 Trans Am
Engine: LQ9/L92
Transmission: 4L60E
Re: 5.3 carb swap
always glad to see another 3rd gen with an LSx swap. Gives me more encouragement and info to get my own going. Any pictures of the swap?
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