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

Sealed Power Main Bearing Sets 4294M30

Main Bearings, 0.030 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M30

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

Sealed Power MA Series Main Bearings 7298MA10

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, GMC, Pontiac, 4.8L, 5.3L, 5.7L, 6.0L, Set of 5

Part Number: SLP-7298MA10

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Clevite P-Series Main Bearings MS-667P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Pontiac, V8, Set of 5

Part Number: CLE-MS667P

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 MB 556HPN 001

Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.001 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN001

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-2323H-1

Chev. V8, 348-409, 1958-65

Part Number: CLE-MS2323H1

1.0 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-829H011

Main Bearings, Race Series Main Bearing Sets, 0.011 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829H011

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 MB 556SI 010

Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 5

Part Number: KGB-MB556SI010

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King XP-Series Coated Main Bearings MB 556XPNC 001

Main Bearings,King XP-Series Coated Main Bearings, .001 in., .025 mm Crankshaft Undersize, Tri-Metal, Chevy, Sold as a Set of 5

Part Number: KGB-MB556XPNC001

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Sealed Power Main Bearing Sets 4663M20

Main Bearings, .020 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M20

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 XP-Series Main Bearings MB 557XP 011

Main Bearing, XP-Series, Copper/Lead/Nickel, 0.011 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP011

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

Sealed Power Main Bearing Sets 5037M20

Main Bearings, 0.020 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, AMC, 290, 304, 343, 360, Set of 5

Part Number: SLP-5037M20

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 MB5280XP STDX

Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, 0.001 in. Extra Clearance, Ford, 4.6, 5.4L, Set of 5

Part Number: KGB-MB5280XPSTDX

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 MB5650HP 010

Main Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Ford, 429, 460, Set of 5

Part Number: KGB-MB5650HP010

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

Sealed Power MA Series Main Bearings 4923MA10

Main Bearings, 0.010 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Dodge, Plymouth, 340, Set of 5

Part Number: SLP-4923MA10

4.67 out of 5 stars ( 3 )

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-1039HXCS

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

Part Number: SUM-1039HXCS

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Sealed Power Main Bearing Sets 146M10

Main Bearings, Performance, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Mercury, 351C, Set of 5

Part Number: SLP-146M10

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 MB 556XPN 010

Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, 0.010 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556XPN010

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-829HXNS

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-829HXNS

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 MB 557SI 020

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

Part Number: KGB-MB557SI020

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

Sealed Power Main Bearing Sets 4907M20

Main Bearings, 0.020 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, Ford, 385 Series Big Block, 429, 460, Set of 5

Part Number: SLP-4907M20

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 MB 557SI 001

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: KGB-MB557SI001

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

Clevite H-Series Main Bearings MS-829H-21

MAIN BEARING SET

Part Number: CLE-MS829H21

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-829HCS

Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5

Part Number: SUM-829HCS

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Summit Racing™ SBC Main Bearings SUM-172030

Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Chevy, Small Block, Set of 5

Part Number: SUM-172030

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Sealed Power Main Bearing Sets 4221M20

Main Bearing Set;

Part Number: SLP-4221M20

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025