What does the 0.75mm undersize mean for these bearings?

The 0.75mm undersize indicates that these bearings are designed for crankshaft journals that have been machined down by 0.75mm. This is typically done when a crankshaft needs to be reconditioned due to wear or damage.

What is the bi-metal aluminum material used for?

The bi-metal aluminum construction combines the strength and wear resistance of aluminum with the bearing properties of other metals. This design helps manage heat and maintain proper oil clearance for smooth crankshaft operation.

Are these bearings suitable for high-performance or racing engines?

These bearings are described as ideal for medium-load engines. For high-performance or racing applications, it's always best to consult the manufacturer's specifications or a performance engine builder to ensure the correct bearing type is selected.

Specifications

Brand: King Engine Bearings
Part #: MB5353SI0.75
UPC: 611500423031

King Engine Bearings Ford 281 4.6L Sohc 16V (Size +0.75mm) Main Bearing Set

Name: King Engine Bearings Ford 281 4.6L Sohc 16V (Size +0.75mm) Main Bearing Set
Brand: King Engine Bearings
SKU: king-engine-bearings-king-engine-bearings-ford-281-4-6l-sohc-16v-size-0-75mm-mai-t14-770651
Price: 48.49 USD
Availability: BackOrder

$48.49

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Fits 1996-2011 Ford Crown Victoria. King Engine Bearings main bearing set, 0.75mm undersize, for 4.6L engines. Ideal for medium-load applications.

Key Features

Fits 1996-2011 Ford Crown Victoria, 2006-2011 Lincoln Town Car, and 2006-2011 Mercury Grand Marquis.
This is a 0.75mm undersize main bearing set.
Constructed with a bi-metal aluminum material.
Features a lead-free environmentally safe composite.
Ideal for medium-load engines.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

This is a King Engine Bearings main bearing set, sized 0.75mm undersize, specifically for Ford 281 4.6L SOHC 16V engines. These bearings are crucial for the proper functioning of your engine's crankshaft, ensuring it spins smoothly within the engine block. They are designed to handle medium-load conditions, making them a solid choice for many applications.

King Engine Bearings specializes in creating high-performance engine bearings. This set is constructed from a bi-metal aluminum material, which offers good durability and heat dissipation. The lead-free composite is environmentally safe and contributes to the overall reliability of the bearing, helping to maintain proper oil clearance for your crankshaft.