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

Main bearings are crucial components that support the crankshaft within the engine block. They create a low-friction surface, allowing the crankshaft to rotate smoothly while handling the immense forces generated during combustion.

What is the significance of the 'A20' in the part number MS1948A20?

The 'A20' typically indicates a specific size or clearance for the bearing. In this case, it signifies a 0.020 inch undersize bearing, which is used when the crankshaft journals have been machined down to compensate for wear.

What should I check before installing these main bearings?

Before installing, ensure your crankshaft journals are clean, smooth, and within the manufacturer's specified tolerances for size and straightness. Any debris or imperfections can damage the new bearings and lead to premature failure.

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Est. 1957

Specifications

Brand: Clevite
Part #: MS1948A20
UPC: 027067649379

Clevite Main Bearing Set

Name: Clevite Main Bearing Set
Brand: Clevite
SKU: clevite-clevite-main-bearing-set-t14-54986
Price: 47.81 USD
Availability: BackOrder

$47.81

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Fits 1991-2002 Jeep Wrangler. Clevite Main Bearing Set MS1948A20. Essential for engine rebuilds.

Key Features

Fits 1991-2002 Jeep Wrangler, 1996-2002 Dodge Dakota, and 1991-2000 Jeep Cherokee.
Clevite MS1948A20 Main Bearing Set.
Supports the crankshaft within the engine block.
Helps reduce friction and wear on engine components.
Designed for durability in engine operating conditions.

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About this part

Product Details

If you're rebuilding the engine in your 1991-2002 Jeep Wrangler, this Clevite Main Bearing Set is what you need. These bearings sit between the crankshaft and the engine block, supporting the crankshaft and allowing it to spin smoothly. They're a critical part of your engine's rotating assembly, and getting them right is key to a healthy rebuild.

Clevite is a well-known name in engine components, and this set is built to meet the demands of your Jeep's engine. They're designed to handle the pressures and temperatures inside the crankcase, helping to reduce friction and wear on your crankshaft. Proper installation is crucial for these bearings to function correctly and last. Make sure your crankshaft journals are clean and within spec before installing these.