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King Engine Bearings MB5278AM Main Bearing Set Ford 2.3L 140ci L4 Aluminum

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB5278AM
5 reviews
Sale Price

$43.68

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The King Engine Bearings MB5278AM is a complete main bearing set engineered for Ford 2.3-liter (140 cubic inch) inline four-cylinder engines. This precision-manufactured bearing set provides reliable crankshaft support for engine rebuilds and performance applications.

Key Features:

  • Bimetal construction with aluminum alloy base for optimal strength-to-weight ratio
  • Precision tolerances ensure proper oil clearance and crankshaft alignment
  • Complete main bearing set includes all positions for full engine assembly
  • Engineered specifically for Ford 2.3L L4 engines (140 cubic inches)
  • High-quality bearing material resists wear and handles high loads

King Engine Bearings are manufactured to OEM specifications and are trusted by engine builders and mechanics for both stock rebuilds and performance applications. The bimetal aluminum construction provides excellent heat dissipation and durability while maintaining the precise clearances critical for proper engine operation.

Products specifications

Bearing Material

Alecular silicon

Bearing Usage

Performance

Groove Location

Upper

Groove Style

3/4

Grooved Bearing

Yes

Quantity

Sold as a set of 5.

Material

bimetal (aluminum base)

Flange Oversize

FL STD

Undersize

STD

Title

King Bearings

Prop 65 - Short Label

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Prop 65 (C, R, or CR)

CR

Prop 65 Yes/No

Yes

Easy web searching and good quality parts for reasonable price..customer friendly too!!!!!!

Great selection and fast shipping. Not to meantion the lowest prices anywhere on the net.

Excellent Service! Product shipped out the day after being processed and was sent via overnight delivery. Autoplicity also offered the lowest cost available for the product online.

So far so good!

Very good prices and incredibly fast shipping. Shipping costs were a bit high but I would definitely use them again!

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