Bearings & Bearing Spacers

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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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: KGB-MB5171AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM075

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM10

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: KGB-MB5176AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: KGB-MB5176AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176AM075

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Daewoo, Pontiac, Set of 5

Part Number: KGB-MB5179AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Daewoo, Pontiac, Set of 5

Part Number: KGB-MB5179AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .060 in., 1.52 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB5532SI060

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: KGB-MB5533SI030

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, Bi Metal, Alecular Alloy, Set of 5

Part Number: KGB-MB5539AM030

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Isuzu, 1.5, 1.6L, Set of 5

Part Number: KGB-MB5540AM10

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5547AM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM010

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Estimated Ship Date: Jan 2, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM020

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM040

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Estimated Ship Date: Jan 2, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM050

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM030

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, .060 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM060

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Suzuki, 1.3L, Set of 5

Part Number: KGB-MB5556AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Suzuki, 1.3L, Set of 5

Part Number: KGB-MB5556AM10

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Daihatsu, 1.0L, Set of 4

Part Number: KGB-MB416AM10

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .001 in., .026 mm Crankshaft Undersize, Bi-Metal, General Motors, Sold as a Set of 4

Part Number: KGB-MB4272SI026

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, 1/2 Groove, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-MB427AM

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Estimated Ship Date: Jan 2, 2026 if ordered today

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