Subaru OEM EJ20 2.0L Short Block Subaru WRX 2002-2005

Part #: SUB-10103AB330. This is a brand - new, fully assembled 2.0 - liter EJ205 short - block straight from Subaru. A key point to note: if you install this block in a non - original - intended car, there's no expressed or implied warranty. The original Subaru part number for this block is 10103AB330. Warranty Disclaimer: Subaru of America only warrants parts installed on a car with a matching VIN and by a CERTIFIED Subaru Dealership. For example, if you install an STi block in a WRX at a non - certified shop, don't expect a warranty claim to be approved if something goes wrong. Use your best judgment.

Using this Subaru EJ20 2.0L short block is straightforward. First, make sure your car is the right model (Subaru WRX 2002 - 2005). It's best to have a certified Subaru dealership install it to get the warranty. If you're putting it in a car it wasn't originally made for, be aware there's no warranty. For maintenance, follow Subaru's regular engine maintenance schedule. Check the oil regularly, change it as recommended, and keep an eye on the engine's performance. If you notice any strange noises or issues, have it checked out right away. Also, always use the recommended type of oil and fuel for optimal performance.