just buy my ls bottom end...its built correctly..and would be cheaper then u buildin it urself..it only has 6000miles on it...ls rods..arp rod bolts..p30 pistons(81.25mm) oem rings oem bearings ls crank that was polished before hand..vtec water pump and oil pump it yields a compression of 11.56 with a stock b16 head and oem head gasket sellin for 600obo..lmk..this will be a complete bottom end and u can sell ur ls bottom end for 300 or so? so u would be makin out pretty well..pm me