SKU OUT-SB-S1R-D
Outfront 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 and main bearings
- New OEM Case Bolts
- All wrapped in a new OEM case.
- Rear Covers, Rear Seal, and Pin Plugs Included!!!
This block is rated at 500 BHP
New OEM RA Shortblock W/ Forged CP EJ255 Pistons 99.5 w/ Race Bearings 99.5
$3,550.00Price