Engine Bearings & Spacers

Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, AMC, Jeep, 290-401, Set of 5

Part Number: KGB-MB5518AM030

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Estimated Ship Date: Today

Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi-metal, Alecular Alloy, Ford, 351C, Set of 5

Part Number: KGB-MB5503AM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Rod Bearings, .010 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, Ford. Set of 8

Part Number: KGB-CR810AM010

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, Standard Size, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Rod Bearings, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR4046AM

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Estimated Ship Date: Today

Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, Standard Size, Bi Metal, Alecular Alloy, for use on Honda®/Acura®, Set of 5

Part Number: KGB-MB5568AM

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Estimated Ship Date: Today

Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Pontiac, 326, 350, 389, 400, Set of 5

Part Number: KGB-MB5523AM

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM020

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Rod Bearings, .030 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, Mopar, Set of 8

Part Number: KGB-CR806AM030

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Chrysler, 170, 198, 225, Set of 4

Part Number: KGB-MB438AM010

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Main Bearings, Full Groove, .040 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, AMC, Willys, Set of 3

Part Number: KGB-MB319AM040

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Estimated Ship Date: Feb 3, 2026 if ordered today

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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: Feb 3, 2026 if ordered today

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Rod Bearings, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR4219AM

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, AM-Series, Full Groove, Alecular Silicon, 0.25mm. Crankshaft Undersize, Ford, 2.0L, 2.3L, Set of 5

Part Number: KGB-MB582AM025

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Estimated Ship Date: Today

Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, AM-Series, .010 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 200, L6, Set of 7

Part Number: KGB-MB785AM010

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Rod Bearings, .030 in Crankshaft Undersize, Bi Metal, Alecular Alloy, Ford, Big Block FE, Set of 8

Part Number: KGB-CR809AM030

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM010

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Rod Bearings, .040 in Crankshaft Undersize, Bi Metal, Alecular Alloy, Ford, Big Block FE, Set of 8

Part Number: KGB-CR809AM040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Toyota, Set of 7

Part Number: KGB-MB787AM025

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Rod Bearings, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR4440AM

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5

Part Number: KGB-MB5568AM025

Not Yet Reviewed

Estimated Ship Date: Today

Rod Bearings, Standard Size, Bi Metal, Alecular Alloy, Set of 4

Part Number: KGB-CR4135AM

Not Yet Reviewed

Estimated Ship Date: Today