IAG 500 EJ25 Long Block Engine w/ V25 Heads

RallySport Direct now carries highly sought-after high-performance upgrades and accessories brought to you by IAG Performance. 

On this page, you are looking at the IAG 500 Long Block. 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 500BHP 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 1 Short Block:

Case Halves - Brand new Subaru OEM case halves 99.5mm Stock Bore

Pistons - IAG-Spec JE 99.5mm Forged Pistons, Ring Set, .180" Chromoly Steel Pins, Clips, (Perfect Skirt Coating and Offset Wrist Pin)

Connecting Rods - Early OEM (Stronger Style) STI rods

Rod / Main Bearings - ACL or King Bearings

Crankshaft - Standard New Subaru Nitride Treated 2017+ STI Crankshaft

Case / Main Bolts - Standard FHI Subaru case bolts

Stage 1 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 Single Valve Springs & Titanium Retainers

Guides - OEM Valve Guides

Valve Seals - GSC Valve Stem Seals

Lifters - OEM Lifter Buckets

Camshafts - GSC Stage 1 Billet Camshafts

Multi-Angle Valve Job

Machined Cam Lobe Clearance

Resurface

Ultrasonic Cleaning

Final Lash

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