New OEM RA Shortblock W- Forged CP EJ255 Pistons 99.5 w- Race Bearings 99.5 CDI Systems To use with plugin ECU’s

To use with plugin ECU’s - CANPCB and CANF connectors will be required (Purchased separately)

and will perform flawlessly in these applications

TIG Welded

Rated to hold Approximately 321 ft/lbs of Torque Measured at the wheels

1/8” Thick Bracket

New OEM RA Shortblock W- Forged CP EJ255 Pistons 99.5 w- Race Bearings 99.5 CDI Systems To use with plugin ECU’sOutfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with the D25 cylinder heads found on the 06 14 WRX and other EJ255 applications. This configuration includes: Custom Outfront Motorsports spec EJ255 CP piston set (24cc) for D25 Heads New OEM STI black Nitrited 2017+ crankshaft New OEM STI connecting rods King Performance Rod