What is the material of these main bearings?

These main bearings are made from a bi-metal aluminum material. This construction is chosen for its good wear characteristics and is combined with a lead-free composite that is environmentally safe.

Are these bearings suitable for high-performance or racing engines?

These bearings are specifically noted as ideal for medium-load engines. For high-performance or racing applications, it's always best to consult with a specialist to ensure the bearing material and design meet the specific demands of your build.

Specifications

Brand: King Engine Bearings
Part #: MB5739SI0.75
UPC: 611500610257

King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.75mm) Main Bearing Set

Name: King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.75mm) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-subaru-ej20-ej22-ej25-housing-bore-002-t14-770928
Price: 117.08 USD
Availability: BackOrder

$117.08

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

King Engine Bearings Subaru Ej20/Ej22/Ej25 Housing Bore + .002 (Size +0.75mm) Main Bearing Set. A well-built bearing set for Subaru EJ engines.

Key Features

Fits a wide range of Subaru and Saab vehicles, including the Forester, Impreza, Legacy, and Saab 9-2X.
Main bearing set designed for Subaru EJ20, EJ22, and EJ25 engines.
Features a housing bore clearance of +0.002 inches.
This is an oversize bearing set, 0.75mm larger than standard, for use with machined crankshaft journals.
Constructed with a bi-metal aluminum material for good wear resistance.
Utilizes a lead-free composite that is environmentally safe.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

About this part

Product Details

If you're rebuilding the bottom end of your Subaru EJ20, EJ22, or EJ25 engine, getting the main bearings right is crucial for long-term health. This set from King Engine Bearings is designed to fit the housing bore with a +0.002 inch clearance and is precisely 0.75mm oversize, ensuring a snug fit for proper oil pressure and support. These bearings are a solid option for medium-load engines, offering reliable performance for a wide range of Subaru and Saab models including the Forester, Impreza, Legacy, and the Saab 9-2X.

King Engine Bearings specializes in creating dependable engine bearings, and this set is no exception. They are constructed from a bi-metal aluminum material, which is known for its good wear characteristics. The lead-free composite is also environmentally safe, making it a responsible choice for your rebuild. Because these are an oversize bearing set, they are intended to be used when the crankshaft journals have been machined down by 0.75mm to account for wear or to achieve a specific clearance.