ls1 cid
#2
Senior Member
RACING JUNKIE
Join Date: Nov 2008
Location: Niagara Falls, NY
Posts: 965
you can get into the mid 390's... if you want bjgger then that you need to go to the ls2 block :wink: you can build a 408cid iron block for only a few hundred dollars difference but it also weights like 80 pounds more....lol