IAG 700 EJ25 Closed Deck Long Block w/ Stage 3 Heads Subaru WRX 02-14/ – Reflected Image Motorsports
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IAG 700 EJ25 Closed Deck Long Block w/ Stage 3 Heads Subaru WRX 02-14/STI 04-20/Forester XT 04-08/Legacy GT 05-09

  • $ 9,99999
  • Save $ 500


  • Brand: IAG Performance
  • Part #: IAG-ENG-4015W
  • Warranty: 12 Month or 12k Miles
  • BHP Rating: 700BHP

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 700BHP 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:

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
  • Resurface
  • Ultrasonic Cleaning
  • Final Lash

  • 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

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