look what just arrived at RLMS

LSx is just any LS series motor…X being a abbreviation for ls1,2,3,4,6,7,9 etc.

LSX is GMs performance line of fully forged iron or Aluminum short/long blocks…

they are built to handle upwards of 2500hp.

take your pick!

Heres a reference chart to every GM V8 Made…C.I’s and HP