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The IAG 700 Long Block is a complete, valve cover to valve cover, crate engine. It is the perfect option for ease of installation and gives you a premier "drop-in" engine.
This kit will support up to 700BHP applications. IAG's break-in instructions MUST be followed and the package must be professionally installed for the 12 months / 12k mile warranty to be applicable.
Stage 2.5 Closed Deck Includes:
Case Halves - Converted to Closed Deck using brand new Subaru OEM case halves, bored and honed to 99.75mm.
Pistons - IAG-Spec JE FSR 99.75mm 2618 Forged Pistons, Ring Set, .210" 9310 Steel Wrist Pins, Clips, (Perfect Skirt Coating and Offset Wrist Pins)
Connecting Rods - IAG-Spec Tuff H-Beam / ARP2000 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 3 Heads: Heads - Brand New Subaru OEM WRX STI Cylinder Head Castings
Machine Porting - CNC Pocket Ported
Intake Valves - GSC 37mm (+1mm) Intake Valves
Exhaust Valves - GSC 33mm (+1mm) Exhaust Valves
Springs / Retainers - GSC Single Valve Springs & Titanium Retainers
Guides - OEM Valve Guides
Valve Seals - GSC Valve Stem Seals
Lifters - OEM Lifter Buckets
Camshafts - GSC Stage 2 Billet Camshafts
Multi-Angle Valve Job
Machined Cam Lobe Clearance
Gaskets, Hardware & Accessories: Head Studs - ARP 625+ 11mm Set
Head Gaskets - OEM
Valve Cover Gaskets - OEM
Cam Seals - OEM
Valve Covers - OEM
Wrist Pin Seal, Rear Main Seal & Separator Kit
Crankshaft Woodruff Key
*If you need more information about this engine block, please don't hesitate to call us at 503-619-0055 for expert advice. *All IAG Engine Blocks are engineered, balanced, and blueprinted per your order and shipped in crates by freight trucks. Please allow an extended shipping duration. Contact one of our specialists for more information.
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