Description
IAG 550 Long Block Engine w/ IAG 550 Heads for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT
IAG 550 EJ25 2.5L Long Block Includes:
IAG 550 EJ25 Short Block:
- Case Halves: Brand new Subaru OEM case halves with a 99.5mm stock bore
- Pistons: IAG-Spec JE 99.5mm forged pistons, ring set, .180″ chromoly steel pins, clips, with perfect skirt coating and offset wrist pin
- Connecting Rods: IAG Spec H-Beam rods with ARP2000 rod bolts
- Rod/Main Bearings: ACL or King Bearings
- Crankshaft: Standard new Subaru nitride-treated 2017+ STI crankshaft
- Case/Main Bolts: Standard FHI Subaru case bolts
IAG 550 Cylinder Heads:
- 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 & titanium retainers
- Guides: OEM valve guides
- Valve Seals: GSC valve stem seals
- Lifters: OEM lifter buckets
- Camshafts: GSC Stage 1 billet camshafts
- Additional Work: Multi-angle valve job, machined cam lobe clearance, resurfacing, ultrasonic cleaning, final lash adjustments
Gaskets, Hardware & Accessories:
- Head Studs: ARP 2000 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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