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 MB 445SI 020

Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

ACL Direct Replacement Main Bearing Sets for 1972-1974 PHAETON - 5M829P-10

Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal Style, 0.01 in./0.25mm Undersize Crankshaft, Chevy, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5

Part Number: PEB-5M829P-10

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King HP-Series Main Bearings MB 529HP 030

Main Bearings, HP-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529HP030

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 MB5568XP STDX

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

Part Number: KGB-MB5568XPSTDX

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 AL-Series Main Bearings MS-1266A-30

Main Bearings, AL-Series, Direct Replacement, .030 in. Crankshaft Undersize, Chrysler, Plymouth, Dodge, 5.9L, V8, Set of 5

Part Number: CLE-MS1266A30

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 XP-Series Coated Main Bearings MB5315XPC0.25

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

Part Number: KGB-MB5315XPC025

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King XP-Series Coated Main Bearings MB5554XPC

Main Bearings, King XP-Series Coated Main Bearings, Stock Size, Tri-Metal, Toyota, Sold as a Set of 5

Part Number: KGB-MB5554XPC

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 MB5278XP.026

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

Part Number: KGB-MB5278XP026

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King SI-Series Main Bearings MB5257SISTDX

Main Bearings, SI-Series, 1/2 Groove, .001 in. Thinner, Bi-metal, Silicon Aluminum, Chevy, Set 5

Part Number: KGB-MB5257SISTDX

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 MB5527XP.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-MB5527XP026

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 SI-Series Main Bearings for 2011-2017 F-150, MUSTANG - MB5734SI0.5

Main Bearings, SI-Series, 1/2 Groove, 0.50mm Crankshaft Undersize, Bi Metal, Ford, Coyote, Set of 5

Part Number: KGB-MB5734SI05

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 MB5745XPG0.25

Main Bearings, King XP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Subaru, Sold as a Set of 5

Part Number: KGB-MB5745XPG025

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King XP-Series Main Bearings MB5176XP STDX

Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176XPSTDX

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 SM-Series Main Bearings MB5779SM

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

Part Number: KGB-MB5779SM

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King SM-Series Main Bearings MB5778SM0.25

Main Bearings, King SM-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, Audi, Sold as a Set of 5

Part Number: KGB-MB5778SM025

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 SI-Series Main Bearings MB5784SI0.5

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

Part Number: KGB-MB5784SI05

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King AM-Series Main Bearings MB5031AM

Main Bearings, King AM-Series Main Bearings, Stock Size, Bi-Metal, Land Rover, Sold as a Set of 5

Part Number: KGB-MB5031AM

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

ACL Direct Replacement Main Bearing Sets 5M829P-01

Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal Style, 0.001 Extra Clearance, Stock Size Crank, Chevy, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5

Part Number: PEB-5M829P-01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

ACL Direct Replacement Main Bearing Sets for 1972-1974 PHAETON - 5M829P-20

Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal Style, 0.02 in./0.50mm Undersize Crankshaft, Chevy, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5

Part Number: PEB-5M829P-20

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Summit Racing™ Race Series Main Bearing Sets SUM-8297H1

Main Bearing, Subaru EJ15,16,18,20,22,25,20T,20TT,22T,25T thrust #3 .001 Undersize, Set

Part Number: SUM-8297H1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King SI-Series Main Bearings MB 510SI 020

Main Bearings, SI-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Chrysler, Dodge, Plymouth, 360, Set of 5

Part Number: KGB-MB510SI020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Clevite AL-Series Main Bearings MS-2245A-.50MM

Main Bearing Set-Ford 4, 2.0L DOHC-2.3L DOHC, 2003-2009 (Duratec Engine)

Part Number: CLE-MS2245A50MM

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

King SI-Series Main Bearings MB5219SI0.25

Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 4.6L, Set of 5

Part Number: KGB-MB5219SI025

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 SI-Series Main Bearings MB5650SI 020

Main Bearing, SI-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Ford, 429, 460, Set of 5

Part Number: KGB-MB5650SI020

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 SI-Series Main Bearings MB5534SI 030

Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5

Part Number: KGB-MB5534SI030

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