Engines & Components

Crankshaft Main Bearings BMW M20B20-23-25-27, M50B25, M52B20-25-28

Part Number: KGB-MB798AM025

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .050 in., 1.27 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB5532SI050

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Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, Toyota, Sold as a Set of 5

Part Number: KGB-MB5646SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Toyota, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5554AM05

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Toyota, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5554AM075

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Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 5

Part Number: KGB-MB5557SI

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Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Buick, Oldsmobile, Pontiac, 2.0L, Set of 5

Part Number: KGB-MB5557SI025

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Main Bearings, SI-Series, Grooved, Bi Metal, Stock Size, Ford, 1.9L, 2.0L, Set of 5

Part Number: KGB-MB5558SI

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Main Bearings, AM-Series, Full Groove, Alecular Silicon, 0.50mm. Crankshaft Undersize, Toyota, 2.2L, 2.4L, Set of 5

Part Number: KGB-MB580AM05

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Main Bearings, AM-Series, Full Groove, Alecular Silicon, 0.50mm. Crankshaft Undersize, Ford, 2.0L, 2.3L, Set of 5

Part Number: KGB-MB582AM05

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Crankshaft Main Bearings

Part Number: KGB-MB637XP026

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Isuzu, 2.2L, Set of 5

Part Number: KGB-MB5088SI075

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Main Bearings, XP-Series, Copper/Lead/Nickel, 0.020 Crankshaft Undersize, Ford, 1.6L, Set of 5

Part Number: KGB-MB512XP020

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Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Jeep, 2.5L, Set 5

Part Number: KGB-MB5148SI020

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mitsubishi, 1.6, 1.8, 2.0, 2.4L, Set of 5

Part Number: KGB-MB5209AM025

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mitsubishi, 1.6, 1.8, 2.0, 2.4L, Set of 5

Part Number: KGB-MB5209AM05

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 2.0, 2.2L, Set 5

Part Number: KGB-MB5225AM

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5225AM05

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5225AM075

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Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Mitsubishi, 1.6, 1.8, 2.0, 2.4L, Set 5

Part Number: KGB-MB5227AM

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Nissan, 1.2, 1.3, 1.4, 1.5L, Set of 5

Part Number: KGB-MB5230AM025

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Hyundai, Mitsubishi, 1.5L, Set of 5

Part Number: KGB-MB5237AM025

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Chrysler, 3.2, 3.5L, Set of 4

Part Number: KGB-MB4103SI075

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Main Bearings, SI-Series, Full Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 4

Part Number: KGB-MB431SI010

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Main Bearings, SI-Series, Full Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 4

Part Number: KGB-MB431SI020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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