IAG 1000+ Closed Deck Long Block Engine w/ Stage 5 Heads for 06-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
IAG 1000+ Long Block Engine Includes:
Stage 4 Extreme Closed Deck Includes:
- Case Halves -Converted to Closed Deck from brand new OEM Subaru case halves, bored and honed to 99.75mm.
- 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 -IAG-Spec JE FSR 99.75mm 2618 Forged Pistons, Electroless Nickel Plated Tops & Ring area, Ring Set, .250" / .927" H13 Wrist Pins, Clips, (Perfect Skirt Coating and Offset Wrist Pins)
- Connecting Rods -IAG-Spec Tri-Beam Connecting Rods with ARP 625+ Rod Bolts.
- Rod / Main Bearings -ACL or King Race Bearings.
- Crank -Billet Crank by Callies
- Case / Main Bolts -ARP Main Bolts.
Stage 5 Heads:
- Heads - Brand New Subaru OEM WRX STI Cylinder Head Castings
- Machine Porting - CNC Ported Intake and Exhaust Runners
- Intake Valves - Ferrea 37mm (+1mm) Comp Plus Intake Valves
- Exhaust Valves - Ferrea 33mm (+1mm) Comp Plus Exhaust Valves
- Springs / Retainers - Ferrea Dual Valve Springs & Titanium Retainers
- Keepers - Ferrea Valve Keepers
- Guides - GSC Manganese Bronze Valve Guides
- Valve Seals - Ferrea Valve Stem Seals
- Lifters - OEM Lifter Buckets
- Camshafts - GSC Stage 3 Billet Camshafts
- Multi-Angle Valve Job
- Machined Cam Lobe Clearance
- Drilled For 14mm Heads Studs
- Ultrasonic Cleaning
- Final Lash
Gaskets, Hardware & Accessories:
- Head Studs - IAG / ARP 14mm Set
- Head Gaskets - IAG Fire-Lock™
- Valve Cover Gaskets - OEM
- Cam Seals - OEM
- Valve Covers - OEM
- Wrist Pin Seal, Rear Main Seal & Separator Kit
- Crankshaft Woodruff Key