I have read where you take the 5.3 and just bore it 3mm to make 5.7L, so just buy a used 5.3L and bore it.
Read here in teh GEN III info to the right
Welcome to S&P LS Casting Numbers
Last edited by Tolliwacker; 11-26-2007 at 07:30 PM.
Reason: vv
2006 1500 CC/SB with the 5.3L and Nelson PCM.
soon to come is a intake and exhaust. (wifes truck)
Other vehicle is a 03 2500HD CC/SB 6.6L DMAX straight piped and Edge stacked with Superchips and gauges, Loves to eat rice for sure! Fartcan exhaust makes it better!