Bearings & Bearing Spacers

Main Bearings, SI-Series, Full Groove, .050 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5

Part Number: KGB-MB5504SI050

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5

Part Number: KGB-MB5510AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.25mm Crankshaft Undersize, Mazda, 1.3, 1.4, 1.5L, Set of 5

Part Number: KGB-MB5510AM125

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Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, .030 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403

Part Number: KGB-MB5514AM030

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Isuzu, 1.6L, Set of 5

Part Number: KGB-MB5128AM075

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, .050 in. Crankshaft Undersize, Bi Metal, Ford, 1.6L, Set of 5

Part Number: KGB-MB512AM050

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Full Groove, .060 in. Crankshaft Undersize, Bi Metal, Ford, 1.6L, Set of 5

Part Number: KGB-MB512AM060

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, King AM-Series Main Bearings, Stock Size, Bi-Metal, Toyota, Sold as a Set

Part Number: KGB-MB5145AM

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, King AM-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Toyota, Sold as a Set

Part Number: KGB-MB5145AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Jeep, 2.5L, Set of 5

Part Number: KGB-MB5148SI040

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM075

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5

Part Number: KGB-MB5171AM10

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mitsubishi, 1.8L, Set of 5

Part Number: KGB-MB5176AM075

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Daewoo, Pontiac, Set of 5

Part Number: KGB-MB5179AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Daewoo, Pontiac, Set of 5

Part Number: KGB-MB5179AM05

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Mazda, 2.6L, Set 5

Part Number: KGB-MB5226AM

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Volkswagen, L4, Set of 5

Part Number: KGB-MB5070AM

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Volkswagen, Set of 5

Part Number: KGB-MB5070AM025

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Volkswagen, Set of 5

Part Number: KGB-MB5070AM075

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Volkswagen, Set of 5

Part Number: KGB-MB5070AM10

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Isuzu, 2.2L, Set of 5

Part Number: KGB-MB5088SI075

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Estimated Ship Date: Jan 2, 2026 if ordered today

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