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King Engine Bearings MB348AM0.5 Main Bearing Set Toyota Oversize - 12R 0.5mm

Part of: King Engine Bearings Main Bearing Set Oversize

Other options in this family: King Engine Bearings MB5835SI0.5 King Engine Bearings MB5280SI0.5 King Engine Bearings MB5557SI0.75 King Engine Bearings MB5770SI0.25 King Engine Bearings MB5845SI

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB348AM0.5
13 reviews
Sale Price

$86.18

Estimated ship date Saturday, November 21

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Product Details

The King Engine Bearings MB348AM0.5 is an oversize main bearing set designed for the Toyota 12R engine. These bearings are manufactured to precise tolerances, providing reliable crankshaft support and ensuring proper oil film maintenance for long engine life.

Material & Construction:

  • Bi-Metal Aluminum Construction – Features a standard aluminum-based bearing material equivalent to SAE-783, engineered for low to medium load engine applications
  • Aluminum alloy overlay provides excellent conformability and embeddability, allowing the bearing to seat properly and absorb minor contaminants
  • 0.5mm (+0.020") oversize for use with reground or worn crankshafts machined to undersize specifications
  • Precision-engineered to OEM specifications for proper fit and performance

Product Specifications:

  • Brand: King Engine Bearings
  • Part Number: MB348AM0.5
  • Application: Toyota 12R Engine
  • Bearing Type: Main Bearing Set
  • Material: Bi-Metal – Aluminum (SAE-783 equivalent)
  • Size: 0.5mm Oversize
  • Engine Load Rating: Low to Medium Load

King Engine Bearings is a globally recognized manufacturer of precision engine bearings trusted by professional engine builders and performance shops. The MB348AM0.5 is an ideal choice for engine rebuilds requiring reliable, cost-effective main bearing replacement for the Toyota 12R engine.

Products specifications

Undersize

0.5

Material

bimetal (aluminum base)

Easy check out

Pretty easy

better than a lot of online shopping i've done, make that most online shopping i've done and thanks for the 10% shipping discount

great service

I'm glad that I found the part those I need here !

All good

great pricing

this is a great deal on a set of bedrail caps

Price is the lowest price you can get anywhere. Customer service goes the extra mile helping me with my oder. Delivery was fast and products were as advertised. I will definitely order from Autoplicity again.

So far so good!

It may have taken a little while to ship, but it is definitely the best bang for the buck. I will definitely be looking here again for my needs.

Excellent prices and fast shipping. Placing another order as I type. Great seller.

easy

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