TOPSHELF PERFORMANCE STAGE 1 SHORTBLOCK - 550 BHP This shortblock is a GREAT option for those who are looking to get into the built engine game. Over the past 8 years, we have perfected the components of our Stage 1 Shortblock to give our customers a low cost option, yet still make higher power numbers than stock. Whether you are looking to replace a damaged stock engine and maintaine stock HP levels, or looking to get into larger stock location turbos with supporting modifications. Our Stage 1 Shortblock is a great option for you! SPECS: New OEM Subaru Case Halves - Semi-ClosedManley Forged Platinum PistonsEagle H-Beam Rods w/ARP 2000 Rod BoltsNew OEM Subaru Heat Treated Nitrated CrankshaftKing XPG Rod BearingsKing XPG Main BearingsBlueprinted In-House Assembly **STAGE 1 SHORTBLOCK AROUND A 5 DAY LEAD TIME FROM ORDER DATE**