What does '010' mean in the part number MB480SI010?

The '010' suffix in the part number indicates that this bearing set is 0.010 inches undersize. This is common for engine rebuilds where the crankshaft journals have been machined to a specific undersize.

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

These bearings are designed for medium-load engines. For high-performance or racing applications, you would typically look for bearings with different material compositions and load ratings.

What is the benefit of a lead-free composite bearing?

Lead-free bearings are more environmentally friendly. This composite material is engineered to provide the necessary durability and performance for medium-load engines without using lead.

King Engine Bearings Buick V6 Main Bearing Set

Specifications

Brand: King Engine Bearings
Part #: MB480SI010
UPC: 611500514838

King Engine Bearings Buick V6 Main Bearing Set

Name: King Engine Bearings Buick V6 Main Bearing Set
Brand: King Engine Bearings
Price: 46.66 USD
Availability: InStock

$46.66

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King Engine Bearings Buick V6 Main Bearing Set. Lead-free composite bearings for medium-load engines.

Key Features

Fits a wide range of Buick V6 engines and other GM vehicles.
Features a lead-free, environmentally safe composite material.
Constructed with a bi-metal aluminum material.
Designed for medium-load engine applications.

⚠️ 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

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Product Details

This King Engine Bearings main bearing set features a lead-free, environmentally safe composite material. It's a bi-metal aluminum construction designed for medium-load engines, making it a solid choice for many Buick V6 applications. When you're rebuilding an engine, the bearings are critical for smooth operation and longevity, and King specializes in making them right.

King Engine Bearings has been focused on making high-quality engine bearings since 1960. This particular set, part number MB480SI010, is built with a bi-metal aluminum structure that offers good performance for its intended use. The lead-free composite is a notable detail, aligning with environmental considerations while still providing the necessary load-bearing capabilities for many common V6 engines found in vehicles like the Buick LeSabre, Pontiac Bonneville, and Oldsmobile 88.