Main Bearings

Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Dodge, Jeep, 3.7L, Set of 4

Part Number: KGB-MB4102SI075

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, King CA-Series Main Bearings, Stock Size, Bi-Metal, for Nissan, Sold as a Set of 4

Part Number: KGB-MB4542CA

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, Mazda, 3.0L, Set of 4

Part Number: KGB-MB459SI05

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, Mazda, 3.0L, Set of 4

Part Number: KGB-MB459SI075

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Chevy, 2.8, 3.1, 3.4L, Set of 4

Part Number: KGB-MB4080SI075

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, Chevy, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4507SI

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Chevy, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4507SI025

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Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Saturn, 1.9L, Set of 4

Part Number: KGB-MB5007SI10

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 2.0L, Set of 4

Part Number: KGB-MB5008SI05

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Chevy, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4507SI05

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Bi-Metal, Chevy, Suzuki, Sold as a Set of 4

Part Number: KGB-MB4507SI075

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Saturn, 1.9L, Set of 4

Part Number: KGB-MB5007SI05

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Jeep, 2.5L, Set of 5

Part Number: KGB-MB5148SI030

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Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Jeep, 2.5L, Set of 5

Part Number: KGB-MB5148SI040

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Chevy, 6.2, 6.5L Diesel, Set of 5

Part Number: KGB-MB5257SI05

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Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Chevy, 6.2, 6.5L Diesel, Set of 5

Part Number: KGB-MB5257SI10

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529HP010X

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, HP-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 4.6, 5.4L, Set of 5

Part Number: KGB-MB5280HP05

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 4.6L, Set of 5

Part Number: KGB-MB5353SI075

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Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Dodge, Jeep, 4.7L, Set of 5

Part Number: KGB-MB5284SI10

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Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Toyota, Sold as a Set of 5

Part Number: KGB-MB5286SI05

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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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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Pontiac, 2.5L, Set of 5

Part Number: KGB-MB5533SI

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Buick, 3.8L, Set of 4

Part Number: KGB-MB4018SI010

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI040

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Estimated Ship Date: Apr 20, 2026 if ordered today

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