Hello, I have this ls 5.3 iron it has been built for boost application. GEN4 type rods these SBE live happily 700-800 on the right tune.
The motor was stripped down inspected and cleaned bores honed for fresh rings. New rings gapped to .028 on top and .028 2nd. New Mahle bearings mains & rods and cam clearances checked, New mellings Oil pump and girdle. New Trickflow SS2 camshaft plenty online regarding this cam. New timing set, Ls7 lifters and trays. Heads have been serviced and Pac 1218 springs installed. 2 PC front timing cover. Arp head studs and MLS head gaskets. ICT billet valley cover. Crow pushrods and Gm Rockers, Summit trunion upgrade. Motor comes complete manifold to sump VT Sump. No sensors included.
If you have motor you want exchange or don't need sump can adjust price accordingly.
Pick up St Mary's
Or
Can ship if required.
Any questions let us know.