What is the main benefit of King's PMaxBlack overlay?

The PMaxBlack overlay on these bearings is designed to provide superior load capacity. This means they can handle higher pressures and stresses within the engine, contributing to better durability.

What does the Radialock design do?

The Radialock feature helps to achieve optimal crush height when the bearings are installed. Proper crush height is important for ensuring the bearings seat correctly and maintain consistent oil clearance.

Are these bearings suitable for performance applications?

Yes, these bearings feature a tri-metal copper-based material and PMaxBlack overlay, which are known for their durability and ability to handle increased loads, making them a solid option for performance builds.

Specifications

Brand: King Engine Bearings
Part #: MB5442XP
UPC: 611500578861

King 07-09 Mazdaspeed 3 L3-VDT MZR DISI (t) Duratec High Performance Main Bearing Set - Size STD

Name: King 07-09 Mazdaspeed 3 L3-VDT MZR DISI (t) Duratec High Performance Main Bearing Set - Size STD
Brand: King Engine Bearings
SKU: king-engine-bearings-king-07-09-mazdaspeed-3-l3-vdt-mzr-disi-t-duratec-high-perf-t14-45732
Price: 105.63 USD
Availability: BackOrder

$105.63

On Backorder — Expected to ship by Jun 7, 2026

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

King Engine Bearings standard size main bearing set. Features PMaxBlack for superior load capacity and Tri-metal copper-based material.

Key Features

Fits 16+ vehicle make/model combinations.
Features PMaxBlack for superior load capacity.
Includes Radialock for optimal crush height.
Constructed with a tri-metal copper-based material.
Standard size main bearing set.

⚠️ 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

This kit includes a set of standard size main bearings from King Engine Bearings. These bearings are a crucial component for the health of your engine's rotating assembly, helping to reduce friction and support the crankshaft.

King Engine Bearings specializes in creating well-built engine bearings, and this set is no exception. It features their PMaxBlack overlay, which offers superior load capacity, and a Radialock design that helps achieve optimal crush height during installation. The tri-metal copper-based material is known for its durability and performance under demanding conditions. This set is designed to fit a wide range of vehicles, including models like the Ford Focus, Mazda 3, and Lincoln MKZ.

When rebuilding or repairing your engine, using quality bearings like these from King can make a notable difference in performance and longevity. Always refer to your vehicle's service manual for specific installation procedures and torque specifications.