Bearings & Bearing Spacers

Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5547AM030

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Estimated Ship Date: Jan 16, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM010

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Estimated Ship Date: Jan 16, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM020

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM040

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Estimated Ship Date: Jan 16, 2026 if ordered today

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MAIN BEARING SET, FIAT REGATA 85

Part Number: KGB-MB5549AM050

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Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5

Part Number: KGB-MB554AM030

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Suzuki, 1.0L, Set of 4

Part Number: KGB-MB454AM10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Rod Bearings, .050 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 8

Part Number: KGB-CR814SI050

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Saturn, 1.9L, Set of 4

Part Number: KGB-MB5007SI10

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 2.0L, Set of 4

Part Number: KGB-MB5008SI05

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 2.0L, Set of 4

Part Number: KGB-MB5008SI075

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearing Set

Part Number: KGB-MB763SI030

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings

Part Number: KGB-MB763SI050

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings

Part Number: KGB-MB763SI060

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Connecting Rod Bearing, 0.010 in. Crankshaft Undersize, Alecular Silicon, Jeep, Willys, 2.2L F-head, Each

Part Number: CWA-A7234

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Connecting Rod Bearing, 0.030 in. Crankshaft Undersize, Alecular Silicon, Jeep, Willys, 2.2L F-head, Each

Part Number: CWA-A7236

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Connecting Rod Bearing, 0.040 in. Crankshaft Undersize, Alecular Silicon, Jeep, Willys, 2.2L F-head, Each

Part Number: CWA-A7237

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Connecting Rod Bearing, 0.010 in. Crankshaft Undersize, Bi-metal, Jeep, Set of 4

Part Number: CWA-83500301K4

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Connecting Rod Bearings, 0.010 in. Crankshaft Undersize, Bi-metal, Jeep, Set

Part Number: CWA-83500301K6

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Chrysler, Dodge, Plymouth, 2.2L, Set of 5

Part Number: KGB-MB5521AM075

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Estimated Ship Date: Jan 16, 2026 if ordered today

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

Part Number: KGB-MB5554AM05

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Suzuki, 1.3L, Set of 5

Part Number: KGB-MB5556AM075

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Estimated Ship Date: Jan 16, 2026 if ordered today

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

Part Number: KGB-MB5559AM025

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Isuzu, 2.3L, Set of 5

Part Number: KGB-MB5559AM05

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Main Bearing, AM-Series, Alecular Silicon, 0.25mm. Crankshaft Undersize, for use on Honda®, Isuzu, 2.6L, Set of 5

Part Number: KGB-MB5586AM025

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Estimated Ship Date: Jan 16, 2026 if ordered today

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