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King Engine Bearings MB5278AM0.75 Main Bearing Set Ford Oversize - 2.3L 140ci L4 0.75mm

(1991-1993 Ford Mustang; 1989-2001 Ford Ranger; 1996-2000 Ford F-100 Ranger; 1998-2001 Mazda B2500; 1985-1989 Merkur XR4Ti)

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB5278AM0.75
12 reviews
Sale Price

$47.56

Estimated ship date Thursday, November 26

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Product Details

The King Engine Bearings MB5278AM0.75 is a precision-engineered main bearing set designed specifically for Ford 2.3-liter (140 cubic inch) inline four-cylinder engines. This 0.75mm oversize bearing set is ideal for engine rebuilds where the crankshaft has been machined to accommodate oversized bearings, restoring proper clearances and ensuring optimal performance.

Material Construction:

  • Bi-metal aluminum construction meeting SAE-783 specifications
  • Aluminum-based bearing material optimized for low to medium load applications
  • Excellent conformability and embeddability characteristics
  • Superior heat dissipation properties for consistent operating temperatures

Key Features:

  • Precision manufactured to exacting tolerances for proper fit and clearance
  • 0.75mm oversize specification for machined crankshafts
  • Complete main bearing set for comprehensive engine rebuild
  • Designed for Ford 2.3L inline four-cylinder applications
  • Quality engineered for reliable engine performance and longevity

King Engine Bearings is a trusted name in performance and replacement engine bearings, providing professional-grade components for automotive rebuilders and enthusiasts. This main bearing set delivers the precision and reliability needed for a successful engine rebuild.

Products specifications

Fits

1991-1993 Ford Mustang; 1989-2001 Ford Ranger; 1996-2000 Ford F-100 Ranger; 1998-2001 Mazda B2500; 1985-1989 Merkur XR4Ti

Material

bimetal (aluminum base)

Undersize

0.75

Flange Oversize

FL ON MAX

Prop 65

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

Title

King Bearings

I ordered a distributor part number 30001 and Autoplicity had the best price I could find. I havent recieved the part yet but I should be seeing it in the next 2 days. Great Price and Fast Shipping!!!

very satisfied

found the part I needed quick and at the best price Thanks

great prices great experience

I have to return two of my items, still waiting for return information.

Fast and easy to order. Fast delivery and fit perfect.

man what a great price could'nt resiste

Ordered Sunday and recieved product Tuesday .. What more can u ask for? Great Seller!

I was so happy to find the chrome GMC license plate that my boyfriend has been looking for on this website at a very affordable price! It was easy to find and easy to order. Can't wait to get it in the mail!

Quick.

Good prices and availability of parts. I will definitely be ordering more parts from here in the future. My order shipped very quickly and I was impressed by the quality of the part when it arrived.

I was searching for brake rotors on the Internet for over 3 hours tring to find the best prices-- Autoplicity beat everyone hands down! The best deals out there. Quick response and my order shipped within one business day! Bravo. <br><br>Their website could be improved by auto selecting make/model combinations. I had to double check the part numbers for the pads..they matched the rear pads with the front rotors. I only caught this due to the fact that the pads were extremely cheap..too cheap. The low price was for the rear set as front pads usually at more expensive due to their larger size.

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