2003 Main Bearings

Main Bearings, Standard Size, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearings, Standard Size, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearings, Standard Size, Bi Metal, 1/2 Groove, Ford, Mazda, V6, 2.9L, 4.0L, Set of 4

Part Number: SLP-7245MA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085MA10

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearing Set-6G72 Engine

Part Number: CLE-MS2226H

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4

Part Number: SLP-5085M10

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Main Bearings, Standard Size, Bi Metal, 1/2 Groove, Ford, Mercury, V6, 3.0L, Set of 4

Part Number: SLP-7011MA

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Estimated Ship Date: May 6, 2026 if ordered today

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Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Set of 4

Part Number: SLP-7288MA10

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: KGB-MB4530SI

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Estimated Ship Date: Jul 15, 2026 if ordered today

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Engine Crankshaft Main Bearing Set 90-11 CHR/DOD/JEP/PLY 3.3L/3.8L

Part Number: EGN-BC453JSTD

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Estimated Ship Date: May 11, 2026 if ordered today

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Engine Crankshaft Main Bearing Set 82-08 FRD/LIN/MER 3.8L/3.9L/4.2L

Part Number: EGN-BC420J50

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Estimated Ship Date: May 11, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Lexus, Toyota, 3.0, 3.3L, Set of 4

Part Number: KGB-MB4011AM05

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Estimated Ship Date: Jul 14, 2026 if ordered today

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Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Mazda, 3.0L, Set of 4

Part Number: KGB-MB459SI

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Estimated Ship Date: Jul 15, 2026 if ordered today

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Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Buick, 3.8L, V6, Set 4

Part Number: KGB-MB4017SI010

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Estimated Ship Date: Jul 15, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 2.5, 3.0L, Set of 4

Part Number: KGB-MB4056SI025

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Estimated Ship Date: Jul 13, 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-MB4023SI

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: KGB-MB4034SI

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Estimated Ship Date: Jul 15, 2026 if ordered today

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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: May 6, 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: Jul 14, 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: Jul 15, 2026 if ordered today

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Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4

Part Number: KGB-MB4056SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 15, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4

Part Number: KGB-MB4034SI05

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Estimated Ship Date: Jul 14, 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: Jul 14, 2026 if ordered today

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

Part Number: PEB-4M2006A-STD

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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: Jul 15, 2026 if ordered today

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