IAG

IAG 500 Long Block Engine w/ D25 Heads

2006-2014 Subaru WRX / 2006-2013 Subaru Forester XT / 2007-2009 Subaru Legacy GT

$9,349.99
Ships for free in the 48 states

SKU: IAG-ENG-4000DWe price match!

On order from MFG
Average time to ship: 8 business days

HIGHLIGHTS:

  • Fully blueprinted, balanced, and assembled by IAG Performance
  • Designed to handle up to 500 BHP
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Details

IAG 500 Long Block Engine w/ D25 Heads 


STAGE 1 SHORT BLOCK SPECS:

  • Brand new Subaru OEM case halves 99.5mm stock bore
  • Pistons - IAG Spec JE 99.5mm forged pistons, ring set, .180mm Chromoly wrist pins, and clips
  • Early OEM stronger style STI connecting rods
  • ACL or King rod and main bearings
  • Standard new Subaru nitride treated 2017+ crankshaft
  • Standard FHI Subaru case bolts

 

STAGE 1 HEADS:

  • Brand new Subaru OEM WRX/STI cylinder head castings
  • Intake Valves - GSC 36mm standard intake valves
  • Exhaust Valves - GSC 32mm standard exhaust valves
  • Springs / Retainers - GSC valve springs and titanium retainers
  • OEM valve guides
  • GSC valve stem seals
  • OEM lifter buckets
  • GSC Stage 1 billet camshafts
  • Multi-angle valve job
  • Machined cam lobe clearance
  • Resurface
  • Ultrasonic cleaning
  • Final lash

 

GASKETS AND HARDWARE

  • ARP 2000 11mm head studs
  • OEM head gaskets
  • OEM valve cover gaskets
  • OEM cam seals
  • OEM valve covers
  • Includes wrist pin seal, rear main seal and separator kit
  • Crankshaft woodruff key 

 

BALANCED AND BLUEPRINTED WITH A 500 BHP RATING

For those of you with a tired EJ, or an EJ with large holes in the block that shouldn't be there, you're in luck. This particular short block has been built and assembled by one of the most established names in the Subaru performance industry, IAG Performance. This is the IAG 500 Long Block that has been blueprinted, balanced, and assembled to be ready to install in your Subaru. For those of you with modifications that make more horsepower and more boost, you may be surpassing the limits of the factory short block, and the IAG 500 is a great option for those of you who want an engine strong enough to sustain up to 500 HP levels. 

 

 

 

 

 


 

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