New OEM Type RA Shortblock W- Forged Pistons Heads The high cobalt content of

The high cobalt content of this alloy

Install tip: Single stud is offset from center and needs to be closest to transmission

no possible engine removal due to sleeve issues

Consider carefully which clutch is right for your car

narrowed bearing lengths help eliminate high-radius cranks

New OEM Type RA Shortblock W- Forged Pistons Heads The high cobalt content ofOutfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. This configuration includes: Custom Outfront Motorsports spec EJ257 CP piston set (21cc) New OEM STI black Nitrite 2017+ crankshaft New OEM STI connecting rods New OEM 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 475 BHP