5.0 to 5.7

[98 gmc 4x4]

My 5.0 blew up again third time and i herd if you swap in a 5.7 and use my 5.0 intake will everything work alright i know that the 5.7 needs 4 o2s. WOuld i need a 5.7 wirring harness if i put my 5.0 intake on it i know the flow rate for the injectors is different from 5.0 to 5.7. any insite on this would be great thanks for your help!

 

[gerardobernal1]

http://www.gmt400.com/forum/showthread.php?12693-1996-5-0-vortec-to-1998-5-7-vortec-swap-questions-!

 

[gerardobernal1]

everything swaps right over, just get your pcm tuned for the 5.7 and the year u get it out of.. i had to do the same thing..