Availability
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon, Aluminum R Block, Ford, 4.6L, Set of 5
Part Number: KGB-MB5281SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5
Part Number: KGB-MB5766SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Small Block, Modified, Set of 5
Part Number: KGB-MB5505SI
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5
Part Number: KGB-MB509SI010
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 5
Part Number: KGB-MB556SI030
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford Modular V8, Set of 5
Part Number: KGB-MB5280SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Jeep, Chrysler, Set of 5
Part Number: KGB-MB517SI010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Chevy, 400, Set of 5
Part Number: KGB-MB509SI020
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5
Part Number: KGB-MB557SI030
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5
Part Number: KGB-MB557SI040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, Full Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5
Part Number: KGB-MB5534SI010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, AMC Inline 6-Cylinder, 4.0L, Set of 7
Part Number: KGB-MB7719SI
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .001 in. Thinner, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5
Part Number: KGB-MB557SISTDX
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, BMW, 3.0, Set of 7
Part Number: KGB-MB7776SI
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Dodge, 5.9, Diesel, Set of 7
Part Number: KGB-MB7009SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5505SI020
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, Full Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5504SI
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, General Motors, Sold as a Set of 4
Part Number: KGB-MB4272SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, Direct Replacement, 1/2 Groove, Upper, Stock, Bi-metal, Silicon Aluminum, Subaru, Set of 5
Part Number: KGB-MB5382SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, Chrysler, Dodge, Jeep, Ram, Sold as a Set of 4
Part Number: KGB-MB4518SI
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
Main Bearings, SI-Series, 1/2 Groove, Bi-metal, Silicon Aluminum, Chyrsler, Big Block, Set of 5
Part Number: KGB-MB5116SI
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
Main Bearing Set
Part Number: KGB-MB763SI010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearing, SI-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Ford, 429, 460, Set of 5
Part Number: KGB-MB5650SI030
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Set of 5
Part Number: KGB-MB5293SI030
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, Flathead V8, Set
Part Number: KGB-MB3351SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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