Main Bearings at Summit Racing

Clevite P-Series Main Bearings MS-590P-20

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Ford, Small Block, Set of 5

Part Number: CLE-MS590P20

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

Speed-Pro Competition Series Main Bearings 125M10

Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Super Duty Alloy, Ford, Big Block FE, Set of 5

Part Number: SLP-125M10

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Sealed Power MA Series Main Bearings 4924MA10

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

Part Number: SLP-4924MA10

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-1432HX

Main Bearings, H Series, 1/2 Groove, .001 in Thinner Size, Tri Metal, Ford, 351M, 400, Set of 5

Part Number: CLE-MS1432HX

5.0 out of 5 stars ( 5 )

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 010

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

Part Number: KGB-MB557SI010

4.67 out of 5 stars ( 6 )

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-10

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Ford, 429, 460, Set of 5

Part Number: CLE-MS1039P10

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 5107M10

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Ford, Mercury, 351W, Set of 5

Part Number: SLP-5107M10

Not Yet Reviewed

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Speed-Pro Competition Series Main Bearings 108M

Main Bearings, Competition Series, Standard Size, Super Duty Alloy, H-14 Tri-Metal Copper-Lead Alloy, 3/4 Groove, Oldsmobile, 400, 425, 455, Set of 5

Part Number: SLP-108M

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 4281M

Main Bearings, Standard, Tri Metal, Full Groove, Oldsmobile, 4.3L, 5.0L, 5.4L, 5.7, 403, Gas Engines, Set of 5

Part Number: SLP-4281M

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

Summit Racing™ Gen III/IV Chevy LS Main Bearings SUM-172310

Main Bearings, Bi-Metal, Silicon Aluminum, 0.010 in. Crankshaft Undersize, GM Gen III/IV LS, Set of 5

Part Number: SUM-172310

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

Clevite H-Series Main Bearings MS-1039HX

Main Bearings, H Series, .001 in. Extra Clearance, Tri Metal, Ford, Big Block 385, Set

Part Number: CLE-MS1039HX

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

King SI-Series Main Bearings MB 509SI

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI

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

Clevite P-Series Main Bearings MS-1344P-10

Main Bearings, P Series, Full Groove, .010 in. Crankshaft Undersize, Tri Metal, Chrysler, Dodge, Plymouth, 318, Set of 5

Part Number: CLE-MS1344P10

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

Clevite P-Series Main Bearings MS-1277P

Main Bearings, P Series, Full Groove, Standard Size, Tri Metal, Chrysler, Dodge, Plymouth, 440, Set of 5

Part Number: CLE-MS1277P

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

Clevite P-Series Main Bearings MS-429P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: CLE-MS429P

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

ACL Performance Race Series Main Bearing Sets 5M7298H-01

Main Bearings, Race Series, Tri-Metal, 3/4 Groove, .001 in. Crankshaft Undersize, Chevrolet, LS, Set of 5

Part Number: PEB-5M7298H-01

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-2220H

Main Bearings, H Series, 1/2 Groove, Standard Size, Tri Metal, Chrysler, Dodge, Jeep, 5.7L, Set of 5

Part Number: CLE-MS2220H

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 SI-Series Main Bearings MB 529SI

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5

Part Number: KGB-MB529SI

4.25 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 4294M10

Main Bearings, 0.010 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M10

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

Clevite H-Series Main Bearings MS-1010H-10

Main Bearings, H Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Ford, 351C, Set of 5

Part Number: CLE-MS1010H10

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 4261M10

Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Ford, Mercury, FE Big Block, Set of 5

Part Number: SLP-4261M10

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 4663M10

Main Bearings, .010 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M10

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

ACL Performance Race Series Main Bearing Sets 5M829HXN-STD

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

Part Number: PEB-5M829HXN-STD

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-1277P-10

Main Bearings, P Series, Full Groove, .010 in. Crankshaft Undersize, Tri Metal, Mopar, Big Block RB, Set of 5

Part Number: CLE-MS1277P10

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-909P-1

Main Bearings, P Series, 1/2 Groove, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P1

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