What is the purpose of main bearings?

Main bearings support the crankshaft within the engine block. They allow the crankshaft to rotate smoothly while maintaining precise clearances for proper oil flow and lubrication.

What does the 'P-Series' designation mean for these bearings?

The P-Series designation refers to a specific design and application for these bearings, often related to particular engine builds or performance requirements. It ensures they meet specific clearance and oiling specifications for the intended engine.

Are these bearings sold individually or as a set?

This product is sold as a set of main bearings, intended to replace all the main bearings for the specified engine application.

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Specifications

Brand: Manley Performance
Part #: 33040
UPC: 807298011226

Manley Main Bearing, BBC 454 MAIN BEARINGS P - SERIES

Name: Manley Main Bearing, BBC 454 MAIN BEARINGS P - SERIES
Brand: Manley Performance
SKU: manley-performance-manley-main-bearing-bbc-454-main-bearings-p-series-t14-881358
Price: 96.65 USD
Availability: BackOrder

$96.65

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 BBC 454 main bearings. Part# 33040. Direct fit.

Key Features

Manley Performance BBC 454 P-Series main bearings.
Part number 33040.
Designed for BBC 454 engines.
P-Series bearing designation.

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About this part

Product Details

Manley Performance is well-known for making strong internal engine components. This P-Series main bearing set is built for BBC 454 engines. These bearings are a critical part of your engine's rotating assembly, supporting the crankshaft and ensuring it spins smoothly within the block.

This set is designed to handle the demands of performance applications. The P-Series designation indicates a specific design for certain engine builds, ensuring proper clearance and oiling for reliable operation. When rebuilding or modifying your engine, using well-built main bearings like these from Manley is important for the longevity and performance of your build.