Sale

Engines and Components Engines, Blocks and Components

Subaru

Short Block Assembly

$2,710.17 $2,124.77 Save $585.40

SKU: 10103AB820

In Stock
In Stock
Ships by Aug 4
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

The Subaru Short Block Engine assembly (Part Number: 10103AB820) is a genuine Subaru replacement component designed to restore your vehicle's powertrain. This assembly includes the essential internal engine components: the block itself, crankshaft and bearings, pistons and rings, and connecting rods and bearings. This short block is specifically designed to fit a range of Subaru Forester, Impreza, Legacy, and Outback models, spanning model years from 1995 through 2026. It is important to note that engine gasket and seal kits are sold separately and will be required for installation. While this part is listed as fitting numerous model years, it is crucial to confirm exact fitment for your specific vehicle. The MSRP is listed at $2,710.17, and a fixed shipping rate of $375.00 applies. For warranty, inventory, and return policy details, please contact your retailer.

MIA's Description

It includes the block, crankshaft and bearings, piston and rings, and connecting rods and bearings. This part is compatible with Forester, Impreza, Legacy, and Outback models.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandSubaru
Part Number10103AB820
CategoryEngines and Components

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy