What is the main purpose of main bearings in an engine?

Main bearings support the crankshaft within the engine block. They create a precise oil clearance that allows the crankshaft to rotate smoothly while maintaining proper lubrication and reducing friction.

Do these bearings come with a specific size or are they standard?

This is a standard size main bearing set, designed to fit engines with factory-spec crankshaft journals. If your crankshaft has been machined, you may need a different size bearing set.

What should I do before installing these main bearings?

Before installation, ensure the crankshaft journals are clean and within the manufacturer's specified tolerances. It is also critical to use the correct torque specifications when tightening the main bearing caps to ensure proper crush and alignment.

Clevite Main Bearing Set MS908P10 - Buick 400 430 455 V8

Name: Clevite Buick 400 430 455 V8 1967-76 Main Bearing Set
Brand: Clevite
Price: 181.33 USD
Availability: InStock

Clevite Buick 400 430 455 V8 1967-76 Main Bearing Set

$181.33

Only 1 left in stock

Clevite Buick 400 430 455 V8 1967-76 Main Bearing Set

Key Features

Fits Buick 400, 430, and 455 V8 engines from 1967-1976.
Designed for vehicles including Buick Electra, Riviera, LeSabre, and Chevrolet Monte Carlo.
Features a multi-layer bearing material for durability and consistent oil film.
Meets original equipment specifications for a direct fit.
Essential for proper crankshaft support and oil clearance during engine rebuilds.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

Clevite is a well-known name when it comes to engine bearings, and this main bearing set is built to keep your Buick V8 running smoothly. This set is specifically for Buick 400, 430, and 455 cubic inch V8 engines from 1967 through 1976. These engines powered a range of popular vehicles, including models like the Buick Electra, Riviera, and LeSabre, as well as the Chevrolet Monte Carlo during those years.

When you're rebuilding or refreshing the bottom end of your engine, a solid set of main bearings is crucial for proper crankshaft support and oil clearance. This set is designed to meet the original specifications, ensuring a direct fit and reliable performance. They are made with a multi-layer bearing material that's built for durability and to maintain consistent oil film under operating conditions.

Installing main bearings is a critical step in engine assembly. It's important to ensure the crankshaft journals are clean and within spec, and that you follow the manufacturer's recommended torque procedures for the main caps. This set is a well-built option for anyone working on these classic Buick V8s.