Subaru OEM Shortblock (04-08 STI EJ257)
Brand New STI EJ257 Shortblock 04-07 STI
This is still the same brand new Subaru OEM block as before, just at a lower price!
This is a brand new, completely assembled short-block directly from Subaru.
This is where to start if you are building a hybrid engine with your 2.0 liter heads on a 2.5 liter block. Or maybe you just need to give your engine a new lease on life. This comes with the block, crank, pistons, and rods completely assembled, and ready to bolt your heads on.
Complete engine is pictured, this is only a short-block, and does not include the intercooler, intake manifold, etc.
If you are putting this block in a car that it was not originally designed for, it carries no warranty expressed or implied. The origional Subaru part number for this block was 10103AB440, which superseeded to the Subaru part number 10103AB4409L. This part has recently superseeded. The old Subaru Part # was 10103AB4409L. The New Subaru Part # is 10103AB910. This part number has superseeded again. Part number 10103AC030 has now superseeded to the Subaru Part # 10103AC870.
NEED NEW HEAD CASTINGS TOO? Go here!
WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.
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