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swapping out 4.3 to 5.7
. the clam block mount for your truck will be shorter by about 1.25 inches.the 4.3 engine mounts will not work if you are putting in a v8. you have to change the frame mounts. as far as my engine sitting off to the side a little bit. it does not affect anything. i found out that it sits that...- Dayripper
- Post #17
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
yes the 4.3 set up bolted right up. if you do the same swap make sure you use the reverse flow waterpump. i used the one off the 4.3. i used the air conditioner compressor and the alternator and power steering pump- Dayripper
- Post #14
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
it was a good swap after i looked all over the net for the right info. but it went in nicely after i got all the right parts.- Dayripper
- Post #12
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
well its all in and the new exhaust sounds great. now just to add some bling on the engine and a cold air intake system and im all done .. YAY ME!- Dayripper
- Post #10
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
got the new engine block mounts in. had to run a wire to the fuel pump fuse. but the engine is sitting 2 inches to the passenger side of the truck. is this where its supposed to be???????- Dayripper
- Post #9
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
ordered new mounts from GM. should be here in the next day or 2.- Dayripper
- Post #8
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
well i got the engine in but i have to change the block mounts. the older style mounts on the block are too tall!- Dayripper
- Post #7
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
will the y pipe for the 4.3 bolt up to the 5.7 manifolds? i am going to put true duels on with a cross over pipe. but its going to be a few weeks before i can do it- Dayripper
- Post #6
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
i may have to buy new mounts then. the mounts are from a 86. i was looking at some pics from auto zone. and the ones i have 4 holes while the ones for my year of truck have 3 :(- Dayripper
- Post #5
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
did every thing go smoothly? i plan on doing this swap in 1 day- Dayripper
- Post #3
- Forum: LSX + Carb Swaps
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swapping out 4.3 to 5.7
i have been reading the posts on here and find them very useful. but i have a few questions about this swap. i have a 94 with a 4.3. 4l60E tbi i am going to put in a 350 with a 700r4 and carb my questions are 1. can i swap the belt drive system off the 4.3 over to the 5.7 along with the water...- Dayripper
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- Replies: 16
- Forum: LSX + Carb Swaps
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