MAZDA Main Bearings

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, 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, Alecular Silicon, 0.75mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM075

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Estimated Ship Date: Apr 21, 2026 if ordered today

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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 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: Apr 21, 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: Apr 21, 2026 if ordered today

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Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT Standard Size Extra Clearance, Set

Part Number: SUM-8174HXS

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Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT .010 Undersize, Set

Part Number: SUM-8174H010

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 1.5, 1.6, 1.8L, Set of 5

Part Number: KGB-MB5537AM

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Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT Standard Size, Set

Part Number: SUM-8174HS

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Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT .001 Undersize, Set

Part Number: SUM-8174H1

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Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE .001 Undersize, Set

Part Number: SUM-8353H1

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Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE Standard Size, Set

Part Number: SUM-8353HS

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5225AM05

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5225AM025

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 2.0, 2.2L, Set 5

Part Number: KGB-MB5225AM

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, SI-Series, 3/4 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4

Part Number: KGB-MB4023SI020

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278XPSTDX

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5528AM

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Main Bearings, SI-Series, 3/4 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4

Part Number: KGB-MB4023SI030

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mazda, 1.8, 2.3, 2.5, 3.0L, Set of 4

Part Number: KGB-MB496AM025

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, for Kia, Mazda, 2.0, 2.2L, Set of 5

Part Number: KGB-MB5158AM

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, Mazda, Set of 4

Part Number: KGB-MB496AM05

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Ford, Mazda, Set of 4

Part Number: KGB-MB496AM075

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Estimated Ship Date: Apr 21, 2026 if ordered today

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