4.3 to 5.7
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5.7 tbi swap ecu chip
I have a 1991 Chevy c1500, originally a 4.3tbi, however I recently swapped to to a 5.7tbi junkyard engine. So far I have got it running and everything seems to be working okay other than it smelling like it is running really rich. From other post I have read about this swap everyone recommends...- jossaavedra82
- Thread
- 4.3 to 5.7 ecu prom swap tbi
- Replies: 3
- Forum: Engine Performance + Maintenance
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Will 1997 c2500 5.7tbi 2wd extended cab 5 speed drive train work in 1994 c1500 single cab 4.3 tbi automatic?
I have owned a 1994 GMC Sierra single cab short bed with the 4.3tbi and automatic tran good but just really slow, this weekend I purchased a 1995 Chevy c2500 extended cab with a 5.7tbi and 5 speed manual transmission. My concern is what all will be different between those two year models and...- Edson
- Thread
- 4.3 to 5.7
- Replies: 8
- Forum: Engine Performance + Maintenance
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1987 5.7 tbi off g20
Does 5.7 tbi out of 1987 g20 work in a 1989 gmc sierra obs- wumiguel26
- Thread
- 4.3 to 5.7 5.7 liter g20
- Replies: 27
- Forum: Engine Performance + Maintenance
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1995 c1500 4.3 to 5.7 questions
I have a 1995 c1500 4.3 manual rcsb, I want to drop a 350 in it. I have a 1995 k1500 5.7 auto ecsb donor truck. What it everything I need to make this work? My biggest concern is with the computer, everything I have read up to this point makes me believe I will need a new one. My...- Grant Henderson
- Thread
- 262 350 swap 4.3 to 5.7
- Replies: 4
- Forum: Engine Performance + Maintenance
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1997 4.3 to 1998 5.7 swap
Hi everyone, I am in the middle of swapping the 1998 5.7 into the 1997 4.3 CK truck. The 1998 5.7 is a suburban, have both complete trucks , I know i will be switching harnesses in the engine bay and motor mounts have to be swapped . But with all that's going on I was wondering if anything in...- BadBowtie
- Thread
- 4.3 to 5.7
- Replies: 4
- Forum: 96+ Vortec Performance + Computer Swaps
