2007 silverado nnbs 5.3 3.42 gears.. p1 procharger 11 psi , custom grind comp cam pined crank , long tube headers.. yank sc converter.. built 4l65e.. 488rwhp ... whats next ? its deff faster but still a heavy slug.. what can i do now?

 

6.2L next

 

dont think i can get anymore out of the 5.3?

 

spray higher gears

 

motor swap

 

4.10's and an eaton or true trac posi.

 

best place to order eaton or true trac posi?

 

Go to ebay. Look for rons machinng service.. They will hook you up the cheapest.

 

what are your cam specs?

 

you will feel a very nice difference with 4.10s