MERCURY Main Bearings

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

Part Number: KGB-MB529SI

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5

Part Number: KGB-MB529SI010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5

Part Number: KGB-MB529SI020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4

Part Number: KGB-MB4056SI

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: KGB-MB5537AM

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, 1/2 Groove, .020 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI020

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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Main Bearings, 1/2 Groove, .030 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI030

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Main Bearings, 1/2 Groove, .040 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI040

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Main Bearings, 1/2 Groove, .060 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5512SI060

Not Yet Reviewed

Estimated Ship Date: Apr 30, 2026 if ordered today

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