IAG 900 Closed Deck Long Block Engine w/ Stage 4 Heads & GSC S3 Cams Subaru WRX 02-14/STI 04-20/Forester XT 04-08/Legacy GT 05-09
- Brand: IAG Performance
- Part #: IAG-ENG-4025VS3
- Warranty: 12 Month or 12k Miles
- BHP Rating: 900BHP
This package is a complete, valve cover to valve cover, crate engine. It is the perfrect option for ease of installation and gives you a premier "drop in" engine. This kit will support up to 900BHP applications. IAG's break-in instructions MUST be followed and the package must be professionally installed for the 12 month / 12k mile warranty to be applicable. All IAG Short Blocks are balanced and blueprinted.
Here is what the package contains:
IAG Magnum Closed Deck Includes:
- Case Halves - Converted to Closed Deck using brand new Subaru OEM case halves, bored and honed to 99.75mm.
- 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 - Machine Case for 14mm head studs
- Pistons - IAG-Spec JE FSR 99.75mm 2618 Forged Pistons, Electroless Nickel Plated Tops & Ring area, Ring Set, .250" / .906" H13 Wrist Pins, Clips, (Perfect Skirt Coating and Offset Wrist Pins)
- Connecting Rods - IAG-Spec Tuff H-Beam +2mm / ARP 625+ Rod Bolts.
- Rod / Main Bearings - ACL or King Race bearings.
- Crankshaft - Standard New Subaru Nitride Treated 2017+ STI Crankshaft.
- Case / Main Bolts – Standard FHI Subaru case bolts.
- Stage 4 Heads:
- Heads - Brand New Subaru OEM WRX STI Cylinder Head Castings
- Machine Porting - CNC Ported Intake and Exhaust Runners
- Intake Valves - GSC 37mm (+1mm) Intake Valves
- Exhaust Valves - GSC 33mm (+1mm) SuperAlloy Exhaust Valves
- Springs / Retainers - GSC Beehive Valve Springs & Retainers
- Guides - GSC Maganese Valve Guides
- Valve Seals - GSC Valve Stem Seals
- Lifters - OEM Lifter Buckets
- Camshafts - GSC Stage 2 or 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
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