Main Bearings

Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, Big block, Set of 5

Part Number: SLP-4400MA40

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Estimated Ship Date: Today

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

Part Number: KGB-MB557SI040

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

Part Number: KGB-MB529SI040

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Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, AMC, Jeep, 290-401, Set of 5

Part Number: KGB-MB5518AM040

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: KGB-MB5293SI040

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, Full Groove, .040 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, AMC, Willys, Set of 3

Part Number: KGB-MB319AM040

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB5184SI040

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, SI-Series, Full Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI040

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, SI-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Jeep, Chrysler, Set of 5

Part Number: KGB-MB517SI040

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Estimated Ship Date: May 18, 2026 if ordered today

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MAIN BEARING SET

Part Number: CLE-MS617P40

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Estimated Ship Date: Today

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Main Bearings, AM-Series, Full Groove, Alecular Silicon, 1.00mm. Crankshaft Undersize, Toyota, 2.2L, 2.4L, Set of 5

Part Number: KGB-MB580AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Toyota, Set of 7

Part Number: KGB-MB787AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Renault, Set of 5

Part Number: KGB-MB588AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Toyota, 1.1, 1.2, 1.3L, Set of 5

Part Number: KGB-MB551AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, King AM-Series Main Bearings, .040 in., 1.00 mm Crankshaft Undersize, Alecular Silicon, BMW, Sold as a Set of 7

Part Number: KGB-MB7039AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7

Part Number: KGB-MB770AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Isuzu, 2.3L, Set of 5

Part Number: KGB-MB5559AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, King SI-Series Main Bearings, .040 in., 1.00 mm Crankshaft Undersize, Bi-Metal, Toyota, Sold as a Set of 5

Part Number: KGB-MB5646SI10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Chrysler, Dodge, Plymouth, 2.2L, Set of 5

Part Number: KGB-MB5521AM10

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Estimated Ship Date: May 18, 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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Estimated Ship Date: May 18, 2026 if ordered today

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

Part Number: KGB-MB5237AM10

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Estimated Ship Date: May 18, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Chrysler, 3.2, 3.5L, Set of 4

Part Number: KGB-MB4103SI10

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Estimated Ship Date: May 18, 2026 if ordered today

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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: May 18, 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: May 18, 2026 if ordered today

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