This Is The Original V3 Closed Deck EJ257 With Forged Internals.
This is for 550 WHP or less and under 30 PSI of boost.
This engine consists of the following parts:
- Seasoned EJ257 case halves
- V3 Closed Deck Process
- Forged Pistons
- Outfront Motorsports H Beam Rods
- King Performance Bearings
- New OEM Subaru Heat Treated Crankshaft
- CP SC7420 8.2:1 CR
- CP Custom 8.4:1 EJ255 (D25)
- CP SC7425 9.0:1
- Manley 612000C-4
- JE 291061 8.5:1
- CP Custom For Use W/ EJ20 Head
No Core required!!
This short block is assembled by Outfront Motorsports. Don't forget to order related items such as gasket kit, oil pump, oil cooler, head studs. If you are unsure what to order please send us your build details and we'll make sure you get exactly what you need the first time!