Engines and Components› Engines, Blocks and Components

Block

Subaru 2.4L Engine Short Assembly

$2,010.95

SKU: 10103AD110

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Overview

The Subaru short block is a genuine OEM part designed for Ascent, Legacy, Outback, and WRX models with a 2.4L engine. This component includes the block, crankshaft, bearings, pistons, rings, connecting rods, and rear seal. It replaces part numbers 10103ac95a and 10103ad15a.
Show original supplier description
The Subaru short block engine assembly is a 100% genuine OEM part, ensuring direct fitment and quality for your vehicle. This component is specifically designed for Ascent, Legacy, Outback, and WRX models equipped with the 2.4L engine. The included notes specify that this short block comes complete with the block itself, crankshaft and its bearings, pistons and rings, connecting rods and their bearings, and the rear seal. It serves as a direct replacement for previous part numbers 10103ac95a and 10103ad15a, guaranteeing compatibility and proper function within the Subaru engine system.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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

BrandBlock
Part Number10103AD110
CategoryEngines and Components

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

(760) 282-4645 Instagram Google

Buy with Confidence

Returns & Fitment

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

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy