IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX STI LGT FXT. 2019-subaru-wrx sti-sport Instead of having to purchase

Instead of having to purchase a new set of mounts if you want softer bushings

During final assembly

the heads' decks are resurfaced using our TS-3000 BlockMate

When a powerful STI launches aggressively at the track the output shaft progressively twists and weakens

Intake Valve Diameter: 37

IAG Magnum EJ25 Subaru Closed Deck Short Block for WRX STI LGT FXT. 2019-subaru-wrx sti-sport Instead of having to purchaseIAG Magnum Subaru EJ25 Closed Deck Short Block The IAG Magnum Short Block starts with brand new Subaru 2. 5L engine case halves. IAG machines the case halves assembled together in our Haas VF 4SS CNC mill to accept the IAG CLOSED Deck Inserts that transform the block into a solid deck. The unique inserts feature small passages that allow needed coolant flow to the deck surface. The case halves are then CNC machined for our new Fire Lock head gasket