ok i have a lm7 ,long block,, 5.3 out of a 2003 chevy avalanch,,<<<spelling...


milage unknown, i have put 4,000 miles on it myself,
now for some goodies,
arp head bolts
fresh 3angle valve job 853 heads with comp cams duel valve springs good till .650 lift..
ls6 cam
compression would be around 9 to1
mls head gaskets
no intake..


ive been driving it around on 13 psi boost,mpt70, no smoke ,etc.. runs like a champ. im wanting to go bigger.. with twins..

askiing $950,,im wanting a 6.0,, located in central fl, ocala