Main Bearings - Upper and lower Groove Location - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

King AM-Series Main Bearings for 1971-1974 CAPRI, PINTO - MB 545AM0.5

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, 2.0L, Set of 5

Part Number: KGB-MB545AM05

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

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Estimated Ship Date: Dec 16, 2025 if ordered today

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: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

King AM-Series Main Bearings MB4050AM0.25

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

Part Number: KGB-MB4050AM025

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 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: Dec 16, 2025 if ordered today

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Estimated Ship Date: Dec 16, 2025 if ordered today

King SI-Series Main Bearings MB4074SI0.25

Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Chrysler, 2.7L, Set of 5

Part Number: KGB-MB4074SI025

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB 580AM0.25

Main Bearings, AM-Series, Full Groove, Alecular Silicon, 0.25mm. Crankshaft Undersize, Toyota, 2.2L, 2.4L, Set of 5

Part Number: KGB-MB580AM025

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings for 1993-1997 PROBE, MX-6, 1993-2002 626 - MB5171AM

Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB5179AM0.5

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Daewoo, Pontiac, Set of 5

Part Number: KGB-MB5179AM05

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Clevite AL-Series Main Bearings MS-1983A

Main Bearings, AL Series, Stock, Full Groove, Ford, Set

Part Number: CLE-MS1983A

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King SI-Series Main Bearings MB5504SI 040

Main Bearings, SI-Series, Full Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI040

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

King SI-Series Main Bearings MB5008SI0.25

Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 2.0L, Set of 4

Part Number: KGB-MB5008SI025

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

King SI-Series Main Bearings MB4023SI 010

Main Bearings, SI-Series, 3/4 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4

Part Number: KGB-MB4023SI010

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2025 if ordered today

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Estimated Ship Date: Dec 17, 2025 if ordered today

King AM-Series Main Bearings MB5568AM0.75

Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5

Part Number: KGB-MB5568AM075

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

Clevite AL-Series Main Bearings MS-2301A-.25MM

Main Bearing Set-Nissan MR18DE / MR20DE 2.0L L4

Part Number: CLE-MS2301A25MM

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB5525AM0.25

Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Ford, 1.6L, Set of 5

Part Number: KGB-MB5525AM025

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King SI-Series Main Bearings MB 445SI

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, GM V6, Set of 5

Part Number: KGB-MB445SI

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB5514AM

Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403, Set of 5

Part Number: KGB-MB5514AM

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB5537AM

Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 1.5, 1.6, 1.8L, Set of 5

Part Number: KGB-MB5537AM

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-7298HC01

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

Part Number: SUM-7298HC01

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB 328AM 010

Main Bearings, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, British Leyland, Set of 3

Part Number: KGB-MB328AM010

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

ACL Performance Race Series Main Bearing Sets 7M1397H-STD

BMWN54B30, N55B30 (3.0L)S55B30 (3.0L) Inline 6, M3 F80 / M4 F82/F83Tri-Metal - Standard

Part Number: PEB-7M1397H-STD

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Sealed Power MA Series Main Bearings 4923MA40

Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Dodge, Plymouth, 340, Set of 5

Part Number: SLP-4923MA40

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King AM-Series Main Bearings MB5528AM0.5

Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5528AM05

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

King SI-Series Main Bearings MB5533SI

Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Pontiac, 2.5L, Set of 5

Part Number: KGB-MB5533SI

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today

King AM-Series Main Bearings MB 328AM 020

Main Bearings, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, British Leyland, Set of 3

Part Number: KGB-MB328AM020

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

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Estimated Ship Date: Dec 15, 2025 if ordered today