Engine Bearings & Spacers

King SI-Series Main Bearings MB5183SI 020

Main Bearings, SI-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Chevy, Small Block, Set of 5

Part Number: KGB-MB5183SI020

Not Yet Reviewed

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King HP-Series Main Bearings MB 557HP 020

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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ACL Performance Race Series Rod Bearing Sets 8B634H-010

Rod Bearings, Race Series, Tri-Metal, .010 in., .25mm Crankshaft Undersize, Ford, Small Block, Set of 8

Part Number: PEB-8B634H-010

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

King SI-Series Main Bearings MB 509SI 030

Main Bearings, SI-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5

Part Number: KGB-MB509SI030

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

King HP-Series Rod Bearings CR 874HP020X

Rod Bearings, King HP-Series Rod Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Ford, Lincoln, Mercury, Sold as a Set of 8

Part Number: KGB-CR874HP020X

Not Yet Reviewed

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Clevite P-Series Main Bearings MS-617P-20

Main Bearings, P Series, 1/2 Groove, 0.020 in. Crankshaft Undersize, TM-77, Chevy, L6, Set

Part Number: CLE-MS617P20

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Sealed Power Main Bearing Sets 4294M 20

Main Bearings, 0.020 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5

Part Number: SLP-4294M20

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-429HXS

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-429HXS

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

King CP-Series Main Bearings MB5724CP

Main Bearings, CP-Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, GMC, Duramax, Set of 5

Part Number: KGB-MB5724CP

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

King SI-Series Rod Bearings CR 648SI

Rod Bearings, Standard Size, Bi-metal, Silicon Aluminum, Set of 6

Part Number: KGB-CR648SI

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

King Engine Bearings - Rod Bearings for 2006-2010 M6, M5, 2008-2013 M3 - CR 224SV0.5

Connecting rod bearing

Part Number: KGB-CR224SV05

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

ACL Performance Race Series Main Bearing Sets 5M1010HC-STD

Ford302, 351ci Cleveland V8377ci Cleveland stroker (using Chev conrods)Tri-Metal Coated - Standard

Part Number: PEB-5M1010HC-STD

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Summit Racing™ Race Series Main Bearing Sets SUM-2220H25

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 2003-08 5.7 and 2005-10 6.1 G3 Hemi .010 undersize (thicker) 1/2 Upper groove, set

Part Number: SUM-2220H25

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

ACL Direct Replacement Rod Bearing Sets 8B743P-20

Rod Bearings, Duraglide, P-Series, Tri-Metal, Copper/Lead Alloy, 0.02 in./0.50 mm Undersize Crankshaft, Chevy, 6.5L, 6.6L, 7.3L, 7.4L, Set of 8

Part Number: PEB-8B743P-20

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Sealed Power CP-Series Rod Bearings 8-2320CP 30

Sealed Power CP-Series Rod Bearings 8-2320CP 30

Rod Bearings, 0.030 in. Crankshaft Undersize, Tri Metal, Chrysler, Dodge, Plymouth, Big Block, B, RB, Set of 8

Part Number: SLP-8-2320CP30

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Summit Racing™ Race Series Main Bearing Sets SUM-909H001

Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 350 Main .001 undersize (thicker), Half-Upper groove, set

Part Number: SUM-909H001

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

King XP-Series Coated Main Bearings MB5116XPC

Main Bearings, XPC-Series, Standard, Tri Metal, Chrysler, Dodge, Plymouth, 426, 440, V8, Set of 5

Part Number: KGB-MB5116XPC

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Dart Cam Bearings 32210100

Cam Bearings, Race Only, Raised Cam Blocks Only with 55mm Diameter Journals, Chevy, Dart Block, Set of 5

Part Number: DRT-32210100

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

King XP-Series Main Bearings MB 529XP 001

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5

Part Number: KGB-MB529XP001

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

ACL Direct Replacement Main Bearing Sets 5M590P-10

Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal, Copper/Lead Alloy, 0.01 in./0.25 mm Undersize Crankshaft, Ford, 4.2L, 4.7L, 5.0L, Set of 5

Part Number: PEB-5M590P-10

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Clevite H-Series Main Bearings CB-743HXNDC

Rod Bearing, H Series, Standard Size, Dowel Hole, TM-77, Chevy, BBC, Each

Part Number: CLE-CB743HXNDC

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

King XP-Series Coated Rod Bearings CR 868XPNC.026

Rod Bearings, XP-Series Coated, Copper/Lead/Nickel, 0.026 in. Crankshaft Undersize, Ford, 4.6, 5.4L, Set of 8

Part Number: KGB-CR868XPNC026

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

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: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Clevite P-Series Main Bearings MS-1039P-30

Main Bearings, P Series, 1/2 Groove, .030 in. Crankshaft Undersize, Tri Metal, Ford, 429, 460, Set of 5

Part Number: CLE-MS1039P30

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Estimated Ship Date: Monday 12/22/2025

Sealed Power CP-Series Rod Bearings 2555CP 1

Rod Bearing, 0.001 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555CP1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Speed-Pro Competition Series Main Bearings 140M20

Main Bearings, Competition Series, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-140M20

5.0 out of 5 stars ( 1 )

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