What material are these bearings made from?

These bearings are constructed from an Alecular bi-metal material. This construction is part of King Engine Bearings' racing line, chosen for its strength and performance capabilities.

Are these bearings suitable for daily driving?

While these are part of King's racing line, their robust Alecular bi-metal construction can offer improved durability for engines that experience frequent hard use. For standard daily driving, they will perform well, but their primary design is for higher-demand scenarios.

What is the difference between MB509HP011 and MB509SI?

The MB509HP011 is the Alecular racing line bearing, while the MB509SI is also a race bearing but uses a different bi-metal material. The Alecular construction is specifically noted for its strength in racing applications.

Questions? Call Us:631-982-0042

M-F 8AM-4PM ET

Trusted Since 1957

Est. 1957

Specifications

Brand: King Engine Bearings
Part #: MB509HP011
UPC: 611500530593

King Engine Bearings Chevrolet 400 V8 Crankshaft Main Bearings

Name: King Engine Bearings Chevrolet 400 V8 Crankshaft Main Bearings
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-chevrolet-400-v8-crankshaft-main-beari-t14-211028
Price: 111.22 USD
Availability: BackOrder

$111.22

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 crankshaft main bearing set for Chevrolet 400 V8. These are racing line bearings.

Key Features

Fits Chevrolet 400 V8 engines and a wide range of other vehicles.
Features Alecular bi-metal construction for racing applications.
Part of King Engine Bearings' performance racing line.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

About this part

Product Details

This product is a set of King Engine Bearings crankshaft main bearings, specifically the MB509HP011 model. These bearings are part of King's racing line, utilizing an Alecular bi-metal construction for enhanced performance in demanding applications. They are designed to fit a wide range of Chevrolet 400 V8 engines, as well as various Buick and GMC models from the 1970s and early 1980s, such as the Chevrolet Impala, GMC Jimmy, and Buick LeSabre.

The Alecular material is a bi-metal construction chosen for its strength and ability to handle higher loads, making these bearings a solid option for performance builds or engines that see frequent hard use. While they are part of the racing line, they offer a notable improvement over standard bearings for many applications. It's important to ensure proper installation and oil clearances, as with any engine bearing replacement, to achieve optimal performance and longevity.