IAG 1150 Destroked 2.35L Subaru Closed Deck Short Block For WRX, STI, LGT, FXT - 1150 BHP

IAG 1150 EJ25 2.35L Short Block Includes: Case Halves -Brand new Subaru OEM case halves Pinned Mains -Machine case for 9.5mm pinned mains and lined honed. Fire-Lock -IAG Fire-Lock™ receiver groove machining, latest solution to prevent head gasket failure on high horsepower and high boost Subaru's - *IAG Fire-Lock™ head gaskets required Head Studs -Machined for 14mm Head Studs. Pistons -JE 99.75mm FSR 2618 Custom Pistons and .240" H13 Tool Steel Wrist Pins with JE Pro Seal Ring Set Connecting Rods -Custom IAG Spec +2mm Tri-Beam Forged Connecting Rods with ARP 625+ Rod Bolts Rod / Main Bearings -ACL Race Bearings Crank -IAG Spec Billet 75mm Crankshaft Case / Main Bolts -ARP Case Bolts. Compression Ratio: All calculated with fire-lock gaskets 9.2:1 on D Cylinder Heads (EJ255) 8.8:1 on B, V, and W EJ257 Heads Head Gasket Required: *IAG Fire-Lock™ .051" Head Gaskets with IAG-Spec Alloy Ring Set* PN# IAG-ENG-1741