Part #: sub10103AC050
superseded: 10103AC890
This brand new completely assembled short block is Directly from Subaru. This short block is ready to go. Just bolt on your heads and accessories and it is ready to install in your car.
This is the OEM short block that came in the Subaru STI. This has the induction hardened crank shaft and not the nitrided crank shaft that was in earlier motors.
Warranty Disclaimer:Subaru of America will only warranty parts installed on a car that has a matching VIN to that part.
Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.