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Summit Racing SpeedCard - learn how to get 10% back up to $100

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311 Results Found For "custom"

Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep...

Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep your engine operating at its best. At Summit Racing, top-quality main bearings are all we offer. We’re talking industry-leading brands like Clevite, Sealed Power, King Engine Bearings, Speed Pro, SCAT, Callies, and other top names. These are companies that know how to engineer a main bearing for optimum performance in anything from stock V8s to high-end race mills. Whether you’re building a fresh new engine or performing a main bearing replacement,...

Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep your engine operating at its best. At Summit Racing, top-quality main bearings are all we offer. We’re talking industry-leading brands like Clevite, Sealed Power, King Engine Bearings, Speed Pro, SCAT, Callies, and other top names. These are companies that know how to engineer a main bearing for optimum performance in anything from stock V8s to high-end race mills. Whether you’re building a fresh new engine or performing a main bearing replacement, we’ve got what you need!

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Results 1 - 25 of 311

Clevite Engine Parts Main Bearings MS-1642H-10

Clevite Engine Parts Main Bearings MS-1642H-10

Clevite Engine Parts Main Bearings MS-1642H-10

IHC Tractor 466 CID 6 cyl, Performance "H" Series. Custom tractor puller

Part Number: CLE-MS1642H10

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

Clevite Engine Parts Main Bearings MS-1642H

Clevite Engine Parts Main Bearings MS-1642H

Clevite Engine Parts Main Bearings MS-1642H

IHC Tractor 466 CID 6 cyl, Performance "H" Series. Custom tractor puller

Part Number: CLE-MS1642H

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

King XP-Series Main Bearings MB5013XP

King XP-Series Main Bearings MB5013XP

King XP-Series Main Bearings MB5013XP

Main Bearings, XP-Series, Standard, Tri Metal, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, V8, Set

Part Number: KGB-MB5013XP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

King XP-Series Main Bearings MB5013XP STDX

King XP-Series Main Bearings MB5013XP STDX

King XP-Series Main Bearings MB5013XP STDX

Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Chevy, 4.8, 5.3, 5.7, 6.0L, Set

Part Number: KGB-MB5013XPSTDX

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite P-Series Main Bearings MS-909P

Clevite P-Series Main Bearings MS-909P

Clevite P-Series Main Bearings MS-909P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P

4.67 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite H-Series Main Bearings MS-909H

Clevite H-Series Main Bearings MS-909H

Clevite H-Series Main Bearings MS-909H

Main Bearings, H Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909H

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

King SI-Series Main Bearings MB5293SI

King SI-Series Main Bearings MB5293SI

King SI-Series Main Bearings MB5293SI

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5293SI

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Sealed Power Main Bearing Sets 4663M

Sealed Power Main Bearing Sets 4663M

Sealed Power Main Bearing Sets 4663M

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite P-Series Main Bearings MS-590P

Clevite P-Series Main Bearings MS-590P

Clevite P-Series Main Bearings MS-590P

Main Bearings, P Series, 1/2 Groove, Standard Size, Tri Metal, Ford, Small Block, Set of 5

Part Number: CLE-MS590P

4.56 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

King HP-Series Main Bearings MB5013HP

King HP-Series Main Bearings MB5013HP

King HP-Series Main Bearings MB5013HP

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

Part Number: KGB-MB5013HP

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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King XP-Series Main Bearings MB 557XP

King XP-Series Main Bearings MB 557XP

King XP-Series Main Bearings MB 557XP

Main Bearing, XP-Series, Standard, Tri Metal, Chevy, Small Block, Set of 5

Part Number: KGB-MB557XP

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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ACL Performance Race Series Main Bearing Sets 5M7298H-STD

ACL Performance Race Series Main Bearing Sets 5M7298H-STD

ACL Performance Race Series Main Bearing Sets 5M7298H-STD

Main Bearings, Race Series, Tri-Metal, 3/4 Groove, Standard Size, Chevrolet, LS, Set of 5

Part Number: PEB-5M7298H-STD

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

King HP-Series Main Bearings MB 556HPN

King HP-Series Main Bearings MB 556HPN

King HP-Series Main Bearings MB 556HPN

Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, Stock Size, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556HPN

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite H-Series Main Bearings MS-909HX

Clevite H-Series Main Bearings MS-909HX

Clevite H-Series Main Bearings MS-909HX

Main Bearings, H Series, 1/2 Groove, .001 in. Extra Oil Clearance, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909HX

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite H-Series Main Bearings MS-590HX

Clevite H-Series Main Bearings MS-590HX

Clevite H-Series Main Bearings MS-590HX

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

Part Number: CLE-MS590HX

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite H-Series Main Bearings MS-590H

Clevite H-Series Main Bearings MS-590H

Clevite H-Series Main Bearings MS-590H

Main Bearings, H Series, 1/2 Groove, Standard Size, Tri Metal, Ford, Small Block, Set of 5

Part Number: CLE-MS590H

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Main Bearing Sets 5078M

Sealed Power Main Bearing Sets 5078M

Sealed Power Main Bearing Sets 5078M

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Ford, 351W, 351M, 400, Set of 5

Part Number: SLP-5078M

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Clevite P-Series Main Bearings MS-909P-10

Clevite P-Series Main Bearings MS-909P-10

Clevite P-Series Main Bearings MS-909P-10

Main Bearings, P Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5

Part Number: CLE-MS909P10

4.85 out of 5 stars ( 27 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

King XP-Series Main Bearings MB 556XPN

King XP-Series Main Bearings MB 556XPN

King XP-Series Main Bearings MB 556XPN

Main Bearings, XP-Series, Narrowed, Tri-metal, 1/2 Groove Style, Stock Size, Chevrolet, Big Block, Set of 5

Part Number: KGB-MB556XPN

Not Yet Reviewed

Estimated Ship Date: Today

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Sealed Power Main Bearing Sets 4261M

Sealed Power Main Bearing Sets 4261M

Sealed Power Main Bearing Sets 4261M

Main Bearings, Standard Size, Tri Metal, Full Groove, Ford, Mercury, FE Big Block, Set of 5

Part Number: SLP-4261M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Sealed Power Main Bearing Sets 4125M

Sealed Power Main Bearing Sets 4125M

Sealed Power Main Bearing Sets 4125M

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Ford, Lincoln, Mercury, V8, 221, 260, 289, 302, Set of 5

Part Number: SLP-4125M

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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King XP-Series Main Bearings MB5013XP 010

King XP-Series Main Bearings MB5013XP 010

King XP-Series Main Bearings MB5013XP 010

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Chevy, 4.8, 5.3, 5.7, 6.0L, Set

Part Number: KGB-MB5013XP010

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Speed-Pro Competition Series Main Bearings 125M

Speed-Pro Competition Series Main Bearings 125M

Speed-Pro Competition Series Main Bearings 125M

Main Bearings, Competition, Standard Size, Super Duty Alloy, 3/4 Groove, Ford, Big Block FE, Set of 5

Part Number: SLP-125M

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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King XP-Series Main Bearings MB5013XP 010X

King XP-Series Main Bearings MB5013XP 010X

King XP-Series Main Bearings MB5013XP 010X

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Chevy, 4.8, 5.3, 5.7, 6.0L, Set

Part Number: KGB-MB5013XP010X

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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King SI-Series Main Bearings MB 557SI

King SI-Series Main Bearings MB 557SI

King SI-Series Main Bearings MB 557SI

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

Part Number: KGB-MB557SI

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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