How do i..........
07-05-2009, 01:50 PM
#1
How do i.......... Get a set of 317 heads to yield the sam results on an ls1 engine as the 243's? I see they are alot cheaper with the same flow numbers but larger combustion champers. Are they and upgrade over my current 853's? Will the larger CC's make them seem equal to my 853's?
