What is the purpose of main bearings in an engine?

Main bearings are crucial for supporting the crankshaft within the engine block. They create a low-friction surface that allows the crankshaft to rotate smoothly while handling the immense forces from combustion and supporting the crankshaft's weight.

What vehicles typically use Chevrolet Small Block LS series engines?

Chevrolet Small Block LS series engines are found in a wide range of GM vehicles, including many Chevrolet and GMC trucks, SUVs, and performance cars like the Camaro and Corvette, across various model years.

Are these bearings sold individually or as a set?

This listing is for a complete set of main bearings, which is what you'll need to properly install or replace the main bearings for your engine's crankshaft.

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Specifications

Brand: Manley Performance
Part #: 33050H

Manley Chevrolet Small Block LS Series Main Bearing

Name: Manley Chevrolet Small Block LS Series Main Bearing
Brand: Manley Performance
SKU: manley-performance-manley-chevrolet-small-block-ls-series-main-bearing-t14-4321007
Price: 290.48 USD
Availability: BackOrder

$290.48

On Backorder

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

Manley Performance LS Series Main Bearing Set. Direct fit for Chevrolet Small Block LS engines.

Key Features

Fits Chevrolet Small Block LS series engines.
Manley Performance main bearing set.
Part number 33050H.
Designed for reliable engine operation.

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About this part

Product Details

This listing is for a set of Manley Performance Main Bearings for Chevrolet Small Block LS series engines. These bearings are a critical component for the health and longevity of your engine's rotating assembly. They sit between the crankshaft and the engine block, providing a smooth, low-friction surface that allows the crankshaft to spin freely while supporting its weight and the forces generated during combustion.

Manley has a solid reputation for building well-made engine components, and these main bearings are no exception. They are designed to handle the demands of performance applications, ensuring consistent oil clearance and proper support for the crankshaft. When rebuilding or upgrading your LS engine, using a quality main bearing set like this from Manley is a smart choice to ensure reliable operation and protect your investment.