SKU OUT-SB-GG-LR
 
This Block Is Our Base Non Closed Deck (Semi Closed) EJ257 +2mm Long Rod Engine With Forged Internals.
This is recommended for 600BHP or less.
This engine consists of the following parts:
Seasoned EJ257 case halves
Forged Pistons (Default is CP but you can choose any shelf JE, Manley, or CP piston)
Outfront Motorsports H Beam Rods +2mm Long Rods
King Performance Bearings
New OEM Subaru Heat Treated Crankshaft
DEFAULT: 8.5:1 CP EJ257 Pistons UNLESS you select a different Block Configuration in the pulldown.
9:1 EJ257 Pistons
10:1 EJ257 Pistons
8.5:1 Manley
8.5:1 JE
No Core required!!