What is the purpose of main bearings in an engine?

Main bearings are a critical part of your engine's bottom end. They support the crankshaft within the engine block, allowing it to rotate smoothly while handling the significant forces generated during combustion.

Why is it important that these bearings are built to Military Standard?

Building to a Military Standard means these bearings are designed and tested to withstand more demanding conditions and potentially longer service intervals than standard automotive parts. This ensures reliability in tough environments.

What else might I need when replacing main bearings?

When replacing main bearings, it's often recommended to also inspect and potentially replace rod bearings, piston rings, and engine seals. Always refer to the manufacturer's service manual for a complete list of recommended parts and procedures.

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Specifications

Brand: Clevite
Part #: MS1111P
UPC: 027067549143

Clevite Military Standard M151 MUTT 4 Cyl Main Bearing Set

Name: Clevite Military Standard M151 MUTT 4 Cyl Main Bearing Set
Brand: Clevite
SKU: clevite-clevite-military-standard-m151-mutt-4-cyl-main-bearing-set-t14-54700
Price: 183.28 USD
Availability: BackOrder

$183.28

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Clevite Military Standard M151 MUTT 4 Cyl Main Bearing Set.

Key Features

Fits Clevite Military Standard M151 MUTT 4 Cyl engines.
Main bearings control crankshaft position and reduce friction.
Built to Military Standard specifications for durability.
From Clevite, a well-known name in engine components.

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About this part

Product Details

If you're rebuilding the engine in your M151 MUTT military vehicle, getting the right main bearings is crucial for a solid foundation. This set from Clevite is built to the Military Standard, meaning it's designed for the tough conditions these vehicles often face. These bearings sit between your crankshaft and the engine block, controlling the crankshaft's position and handling the immense forces it generates.

Clevite has a long history of making well-built engine components, and this main bearing set is no exception. They're made with durable materials to withstand the rigors of operation. Proper installation is key to their performance, ensuring the crankshaft spins smoothly and with minimal friction. This set is specifically for 4-cylinder engines found in the M151 MUTT, ensuring a direct fit for that application.