Main Bearings

Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 3.8, 3.9, 4.2L, Set of 4

Part Number: KGB-MB4034SI025

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Estimated Ship Date: May 27, 2026 if ordered today

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Main Bearings, Race Series Main Bearing Sets, 0.010 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, 4.6L, Set of 5

Part Number: SUM-5647H25

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Main Bearing, Toyota 2ZZ-GE Standard Size Extra Clearance, Set

Part Number: SUM-1857HXS

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Main Bearing, Audi/VW VR6 -2.8,2.9,3.2,3.6L .001 Undersize, Set

Part Number: SUM-5532H1

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

Part Number: KGB-MB5171AM

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Main Bearing, Nissan KA24DE Standard Size Extra Clearance, Set

Part Number: SUM-2747HXS

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Main Bearings, MA-Series, Bi Metal, Standard Size, Ford, Lincoln, 4.6L, DOHC, Set of 5

Part Number: SLP-7289MA

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Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Buick, V6, 3.0L, 3.8L, Set of 4

Part Number: SLP-7144MA40

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Estimated Ship Date: Mar 17, 2026 if ordered today

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Main Bearing, Toyota 1GR-FE Standard Clearance , Set

Part Number: SUM-8263HS

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Main Bearing, Subaru EJ15,16,18,20,22,25,20T,20TT,22T,25T thrust #3 .001 Undersize, Set

Part Number: SUM-8297H1

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Main Bearing, Honda D15B,Z,D16A,B,W,Y,Z,D17A,Z,B18A,B20A3,4,K20A3 F23A,Z,H22A,Z 1998+ Standard Size Extra Clearance, Set

Part Number: SUM-1957HXS

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Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176XPSTDX

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Estimated Ship Date: May 26, 2026 if ordered today

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Main Bearing, Toyota 2A, 3A, 4A, 5A, 6A, 7A 1983 + Standard Size, Set

Part Number: SUM-1695HS

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

Part Number: KGB-MB4074SI025

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Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Chevy, 2.8, 3.1, 3.4L, Set of 4

Part Number: KGB-MB4080SI025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 26, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Chevy, 2.8, 3.1, 3.4L, Set of 4

Part Number: KGB-MB4080SI05

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Estimated Ship Date: May 26, 2026 if ordered today

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

Part Number: KGB-MB5008SI025

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Estimated Ship Date: May 26, 2026 if ordered today

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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

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Estimated Ship Date: May 26, 2026 if ordered today

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Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Isuzu, 1.5, 1.6L, Set of 5

Part Number: KGB-MB5540AM

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Main Bearing, BMW M20,50,52,54 03-1988+ S50B30,32,S54B32 S, Set

Part Number: SUM-1532HS

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Main Bearing, BMW M40B16,18,M42B18,M43B16,18,19,M44B19 .010 Undersize, Set

Part Number: SUM-1538H010

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Main Bearing, BMW M40B16,18,M42B18,M43B16,18,19,M44B19 .001 Undersize, Set

Part Number: SUM-1538H1

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Main Bearings, MA-Series, Bi Metal, Standard Size, Ford, Lincoln, Mercury, 4.6L, Set of 5

Part Number: SLP-7292MA

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Main Bearing, Nissan CA16,18,18DET,CA20,CD17 .001 Undersize, Set

Part Number: SUM-1633H1

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Main Bearing, Nissan CA16,18,18DET,CA20,CD17 Standard Size, Set

Part Number: SUM-1633HS

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