IAG 700 Closed Deck Long Block Engine w/ Stage 3 Heads for 08-20 STI. 2003-subaru-impreza-outback CNC porting is not only

CNC porting is not only an efficient way of machining the heads and offers consistent port results every time

Intake Valve Diameter: 37

GTIN: 00887753778376

The 75A durometer bushings included with the mounts are only 5-7% stiffer than the Subaru GROUP N mounts so very little NVH (Noise

Available in three colors

IAG 700 Closed Deck Long Block Engine w/ Stage 3 Heads for 08-20 STI. 2003-subaru-impreza-outback CNC porting is not onlyIAG 700 EJ25 Closed Deck Long Block w Stage 3 Heads: The IAG Performance Hand Built Subaru EJ25 Closed Deck Long Block Engine Packages are a complete, valve cover to valve cover, crate engine. These engines offer significant ease of installation for customers seeking a complete "drop in" engine package for their WRX, STI, Forester XT or Legacy GT. The Long Blocks feature a combination of our proven IAG Performance Closed Deck Short Block and Cylinder