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King Engine Bearings MB7779SM0.25 Main Bearing Set Oversize BMW - 0.25mm B58B30A

(BMW X5 2019, X3 2018-19, 2022, 540i 2017-23, X6 2022-23, 740i 2016-22, 750i 2016, X7 2019-22, X4 2019, 340i 2016-18, 540i xDrive 2017-23 + 16 more models)

Part of: King Engine Bearings Main Bearing Set Oversize

Other options in this family: King Engine Bearings MB5835SI0.5 King Engine Bearings MB5557SI0.75 King Engine Bearings MB4102SI0.25 King Engine Bearings MB5280SI0.5 King Engine Bearings MB5770SI0.25

Manufacturer

Picture for manufacturer King Engine Bearings

Part Number

MB7779SM0.25
5 reviews
Sale Price

$79.42

3 left at this price

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Usually delivered within 2 days

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Product Details

The King Engine Bearings MB7779SM0.25 is a precision-engineered main bearing set designed specifically for the BMW B58B30A 3.0L turbocharged inline-6 engine. This set features a 0.25mm (0.010") oversize dimension, making it ideal for engine rebuilds where crankshaft journals have been machined to accommodate bearing wear.

Key Features:

  • Engineered specifically for BMW B58B30A 3.0L turbocharged engines (2015-present)
  • 0.25mm oversize main bearings for machined crankshafts
  • High-performance tri-metal construction with proprietary pMax Black coating
  • Superior load capacity and fatigue strength for high-stress applications
  • Enhanced oil retention grooves for improved lubrication
  • Precision manufacturing to OE specifications with performance enhancements
  • Suitable for street performance and racing applications

King Engine Bearings are renowned in the performance engine building community for their exceptional quality and durability. The pMax Black coating provides reduced friction, improved wear resistance, and better protection during critical startup conditions. This complete main bearing set includes all bearings necessary for a full crankshaft installation.

Products specifications

Fits

BMW X5 2019, X3 2018-19, 2022, 540i 2017-23, X6 2022-23, 740i 2016-22, 750i 2016, X7 2019-22, X4 2019, 340i 2016-18, 540i xDrive 2017-23, M240i 2017-21, M240i xDrive 2017-21, 340i xDrive 2016-18, 740i xDrive 2017-22, 440i 2017-20 + 11 more models

Material

bimetal (strengthened aluminum)

Flange Oversize

FL STD

Undersize

0.25

Product is difficult to find. The price was reasonable. Website states that most orders are received within two days. Mine took 5 days to arrive.

Fast and easy.

Very fast shipping and excellent prices!

Great web site

Works well.

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