Main Bearings

Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Jeep, 2.5L, Set 5

Part Number: KGB-MB5148SI010

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearings, Aluglide, A-Series, 1/2 Groove, Bi-Metal, Aluminum/Tin/Silicon, 0.01 in./0.25mm Undersize Crankshaft, Volkswagen, 1.8L, 2.0L, Set of 5

Part Number: PEB-5M1644A-25

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Main Bearings, Duraglide, P-Series, 1/2 Groove, Tri-Metal, Copper/Lead Alloy, 0.02 in./0.50 mm Undersize Crankshaft, Ford, 4.2L, 4.7L, 5.0L, Set of 5

Part Number: PEB-5M590P-20

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Main Bearings, King XP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Ford, Sold as a Set

Part Number: KGB-MB5734XP025

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Main Bearings, Aluglide, A-Series, 1/2 Groove, Bi-Metal Design, Aluminum/Tin/Silicon, Stock Size Crankshaft, Ford, 4.6L, 5.4L, Set of 5

Part Number: PEB-5M7296A-STD

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Main Bearings, 0.001 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M1

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mitsubishi, 3.0L, Set of 4

Part Number: KGB-MB459SI025

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Estimated Ship Date: May 19, 2026 if ordered today

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

Part Number: KGB-MB545AM

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearings, 0.020 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA20

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Estimated Ship Date: Mar 9, 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 19, 2026 if ordered today

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Main Bearings, XP-Series, Standard, Tri Metal Copper-Lead Nickel, Chevrolet, Buick, Cadillac, Pontiac, Saab, Saturn, Suzuki, V6, Set

Part Number: KGB-MB4272XP

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Main Bearings, XP-Series, 1/2 Groove, Tri-Metal, Mopar, Hemi Gen 3, Set

Part Number: KGB-MB5840XP

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM075

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Estimated Ship Date: May 18, 2026 if ordered today

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

Part Number: KGB-MB4272SI075

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Buick, 3.8L, V6, Set 4

Part Number: KGB-MB4017SI020

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearing Set

Part Number: KGB-MB752SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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

Part Number: KGB-MB4272SI05

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Crankshaft Main Bearings

Part Number: KGB-MB4549XP001

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearings, 3/4 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4

Part Number: KGB-MB4080SI

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Estimated Ship Date: May 19, 2026 if ordered today

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Main Bearings, Ford, 240, 250, 300 6-cyl., 1966-1996, 0.030 in., Set

Part Number: KGB-MB7750SI030

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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 19, 2026 if ordered today

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Main Bearings, AL-Series, 1/2 Groove, .010 in. Crankshaft Undersize, AL-5, Chevrolet, Small Block, Set of 5

Part Number: CLE-MS909A10

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Main Bearings, King AM-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Alecular Silicon, Lotus, Pontiac, Toyota, Sold as a Set

Part Number: KGB-MB5375AM025

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Estimated Ship Date: May 18, 2026 if ordered today

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Ford Tr. V6, 177-244, 1990-97

Part Number: PEB-4M2006A-STD

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Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4

Part Number: KGB-MB4034SI025

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Estimated Ship Date: May 19, 2026 if ordered today

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