Main Bearings - Sold as a set of 5. Quantity - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

ACL Direct Replacement Main Bearing Sets 5M590P-STD

Main Bearings, Duraglide, P-Series, 1/2 Groove, Tri-Metal Design, Copper/Lead/P-77 Overlay, Stock Size Crankshaft, Ford, 4.2L, 4.7L, 5.0L, Set of 5

Part Number: PEB-5M590P-STD

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King XP-Series Coated Main Bearings MB5116XPC 001

Main Bearings, XPC-Series, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal Polymer Coated, Chyrsler, Big Block, Set of 5

Part Number: KGB-MB5116XPC001

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

ACL Performance Race Series Main Bearing Sets 5M829HN-01

Main Bearings, Race Series, Tri-Metal, Narrowed, 1/2 Groove, .001 Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: PEB-5M829HN-01

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-1039H010

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1039H010

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Clevite H-Series Main Bearings MS-2327H-10

Main Bearing Set-Chevrolet V8, 496, 2001-07

Part Number: CLE-MS2327H10

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

King SI-Series Main Bearings MB5534SI 010

Main Bearings, SI-Series, Full Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5

Part Number: KGB-MB5534SI010

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-829HXNCS

Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HXNCS

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-1038H010

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1038H010

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Sealed Power MA Series Main Bearings 5025MA20

Main Bearings, 0.020 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chrysler, Dodge, Plymouth, 440, Set of 5

Part Number: SLP-5025MA20

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King SI-Series Main Bearings MB5284SI

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Dodge, Jeep, 4.7L, Set of 5

Part Number: KGB-MB5284SI

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King HP-Series Main Bearings MB5353HP STDX

Main Bearings, HP-Series, Silicon Aluminum, Standard Size, Ford, 4.6L, Set of 5

Part Number: KGB-MB5353HPSTDX

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

King AM-Series Main Bearings MB5278AM0.25

Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Speed-Pro Competition Series Main Bearings 139M11

Main Bearings, Competition, 0.011 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M11

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King XP-Series Main Bearings MB5116XP 010

Main Bearings, HP-Series, Copper/Lead/Nickel, 0.010 in. Undersize, Chrysler, Dodge, Plymouth, 426, 440, Set 5

Part Number: KGB-MB5116XP010

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Clevite AL-Series Main Bearings MS-2344A

MAIN BEARINGS

Part Number: CLE-MS2344A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

King SI-Series Main Bearings MB5707SI

Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, for Hyundai, Sold as a Set of 5

Part Number: KGB-MB5707SI

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-7298H01

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Chevy LS, .001 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298H01

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King XP-Series Main Bearings MB5568XP

Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, for use on Acura®, Honda®, Set of 5

Part Number: KGB-MB5568XP

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King SI-Series Main Bearings MB5293SI 030

Main Bearings, SI-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5

Part Number: KGB-MB5293SI030

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King AM-Series Main Bearings MB 589AM 010

Main Bearings, AM-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Buick, Land Rover, MG, Rover, V8, Set of 5

Part Number: KGB-MB589AM010

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-1039HXS

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1039HXS

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King AM-Series Main Bearings MB5503AM

Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi-metal, Alecular Alloy, Ford, 351C, Set of 5

Part Number: KGB-MB5503AM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Race Series Main Bearing Sets SUM-7298HC10

Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, Chevy LS, .010 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298HC10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King AM-Series Main Bearings MB7039AM

Main Bearings, AM-Series, Alecular Silicon, Standard Size, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Speed-Pro Competition Series Main Bearings 139M20

Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M20

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025