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

King SI-Series Main Bearings MB5442SI

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

Part Number: KGB-MB5442SI

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 SI-Series Main Bearings MB5840SI0.5

Main Bearings, King SI-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Chrysler, Dodge, Sold as a Set of 5

Part Number: KGB-MB5840SI05

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 MB5599SI 010

Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 6.9, 7.3L, Diesel, Set 5

Part Number: KGB-MB5599SI010

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

King AM-Series Main Bearings MB5568AM0.25

Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5

Part Number: KGB-MB5568AM025

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-8297HS

Main Bearing, Subaru EJ15,16,18,20,22,25,20T,20TT,22T,25T thrust #3 Standard Size, Set

Part Number: SUM-8297HS

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

ACL Direct Replacement Main Bearing Sets for 1998-2015 CAMARO, 1997-2013 CORVETTE, 2011-2012 W62 - 5M7298A-10

Main Bearings, Aluglide, A-Series, Grooved, Aluminum/Tin/Silicon, 0.01 in./0.25mm Undersize Crankshaft, Chevy, 5.7L, 6.0L, 6.2L, 7.0L, Set of 5

Part Number: PEB-5M7298A-10

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 for 2006-2011 TOWN CAR, GRAND MARQUIS, 1996-2011 CROWN VICTORIA - MB5353XPC.026

Main Bearings, XP-Series Coated, 1/2 Groove, 0.026mm Crankshaft Undersize, Tri Metal, Ford 4.6L, 2V, Set of 5

Part Number: KGB-MB5353XPC026

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ Gen III/IV Chevy LS Main Bearings SUM-172320

Main Bearings, Bi-Metal, Silicon Aluminum, 0.020 in. Crankshaft Undersize, GM Gen III/IV LS, Set of 5

Part Number: SUM-172320

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 MB5184SI 040

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

Part Number: KGB-MB5184SI040

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

King XP-Series Main Bearings MB5770XP

Main Bearings, XP-Series, Performance, 3/4, Tri-Metal, Set of 5

Part Number: KGB-MB5770XP

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

King AM-Series Main Bearings for 1990-1995 SAMURAI, 1989-1997 SWIFT - MB5556AM

Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Suzuki, 1.3L, Set of 5

Part Number: KGB-MB5556AM

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

ACL Direct Replacement Main Bearing Sets 5M590A-20

Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal Design, 0.02 in./0.50mm Undersize Crankshaft, Ford, Omega, 4.2L, 4.7L, 5.0L, 5.7L, Set of 5

Part Number: PEB-5M590A-20

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 MB5168XP STDX

Crankshaft Main Bearings set, Honda H22 50mm journal

Part Number: KGB-MB5168XPSTDX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

King SI-Series Main Bearings for 1991-2000 CHEROKEE, 1991-1992 COMANCHE, 1991-2002 WRANGLER - MB5148SI

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Aluminum Silicon, Jeep, 2.5L, Set 5

Part Number: KGB-MB5148SI

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

King AM-Series Main Bearings MB5503AM 020

Main Bearings, AM-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi Metal, Ford, 351C, Set of 5

Part Number: KGB-MB5503AM020

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

ACL Direct Replacement Main Bearing Sets 5M1644A-.25

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

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Clevite P-Series Main Bearings MS-1039P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Ford, 429-460, Set of 5

Part Number: CLE-MS1039P

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

ACL Direct Replacement Main Bearing Sets 5M909P-20

Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal, 0.02 in./0.50mm Undersize Crankshaft, Chevy, 4.4L, 4.9L, 5.0L, 5.3L, 5.7L, Set of 5

Part Number: PEB-5M909P-20

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 MB5286XP.026

Main Bearings, King XP-Series Main Bearings, .001 in., .026 mm Crankshaft Undersize, Tri-Metal, Toyota, Sold as a Set of 5

Part Number: KGB-MB5286XP026

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

Clevite H-Series Main Bearings MS-804H-20

Main Bearings, H-Series, 0.020 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5

Part Number: CLE-MS804H20

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 AM-Series Main Bearings MB5278AM0.75

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

Part Number: KGB-MB5278AM075

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 XP-Series Coated Main Bearings MB 557XPC 001

Main Bearings, XPC-Series, 0.001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, V8, Set of 5

Part Number: KGB-MB557XPC001

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

King HP-Series Main Bearings MB 529HP 020X

Main Bearings, HP-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529HP020X

Not Yet Reviewed

Estimated Ship Date: Feb 11, 2026 if ordered today

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Estimated Ship Date: Feb 11, 2026 if ordered today

ACL Direct Replacement Main Bearing Sets 5M1266A-10

Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, Aluminum/Tin/Silicon, 0.01 in./0.25mm Undersize Crank, Chrysler, Plymouth, 5.9L, Set of 5

Part Number: PEB-5M1266A-10

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 MB5278AM0.5

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM05

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