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Swap 5.7 vortec in Jeep CJ7

I have a complete 5.7 with ecm and engine wiring harness from a 97 truck that I want to swap into a jeep CJ 7. I do not have the interior harness. Which wires do I have to connect to get it to run? Does anyone know or can point me in the right direction to run this engine in a stand alone...
- silver97
- Thread
- Mar 22, 2024
- Replies: 9
- Forum: 96+ Vortec Performance + Computer Swaps
max torque and fuel mileage from a 454

Building a 97 l29 454 for my suburban that has a nv4500, 3.73 gears and 31 inch tires. So I am looking for the best highway mileage and torque with this build. What recommendations do you guys have for cams, fuel injectors, machine work to the heads, tunes, and anything else.
- silver97
- Thread
- Jan 24, 2016
- Replies: 9
- Forum: 96+ Vortec Performance + Computer Swaps
sbc 400 in a 97 suburban

I have been doing some searching and can't find the answers I need. Can I take a late 70's small block 400 shortblock and bolt vortec heads to it? Will my stock fuel injection, distributor, sensors, 4l80e trans, exhaust and accessories work with that setup? I know that I will have to get the...
- silver97
- Thread
- Feb 2, 2012
- Replies: 66
- Forum: Engine Performance + Maintenance
Transmission cooler for the 4l80e

What aftermarket coolers are recomended for the 4l80e. I have a 97 k2500 suburban 5.7liter,4l80e,4.10 gear and towed my 7000lb travel trailer for the first time. The trans warmed up to 210 degrees and would not shift into overdrive. I turned 3000rpms at 60 mph constant. Also I know the engine...
- silver97
- Thread
- Sep 5, 2011
- Replies: 10
- Forum: Transmissions