Availability
1969 Main Bearings
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, 1/2 Groove, .030 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5512SI030
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, 1/2 Groove, .040 in. Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5512SI040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
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: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearing Set;
Part Number: SLP-4289M30
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Toyota, 1.9, 2.0L, Set of 5
Part Number: KGB-MB547AM05
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Austin, MG, 1.8L, Set 5
Part Number: KGB-MB520AM010
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Austin, MG, 1.8L, Set 5
Part Number: KGB-MB520AM
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Main Bearings, King SI-Series Main Bearings, .050 in., 1.27 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5
Part Number: KGB-MB5532SI050
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Main Bearings, H-Series, 0.020 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 400, 425, 455, Set of 5
Part Number: CLE-MS804H20
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Main Bearings, HP-Series, 3/4 Groove, .010 in. Undersize, Alecular Silicon, Chevy, Small Block, Set of 5
Part Number: KGB-MB5142HP010
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, HP-Series, 3/4 Groove, .001 in. Undersize, Bi Metal, Chevy, Big Block, Set of 5
Part Number: KGB-MB5164HP001
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, HP-Series, 3/4 Groove, .010 in. Undersize, Bi Metal, Chevy, Big Block, Set of 5
Part Number: KGB-MB5164HP010
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, HP-Series, 3/4 Groove, Alecular Silicon, Set of 5
Part Number: KGB-MB5164HPSTDX
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.030 in. Crankshaft Undersize, Chevy, Small Block, Set of 5
Part Number: KGB-MB5183SI030
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, SI-Series, .060 in. Undersize, Bi-metal, Silicon Aluminum, Ford, 240, 250, 300, Set of 7
Part Number: KGB-MB760SI060
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, HP-Series, 3/4 Groove, .001 in. Undersize, Bi Metal, Ford, 351W, Set of 5
Part Number: KGB-MB5392HP001
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, SI-Series, .030 in. Undersize, Bi-metal, Silicon Aluminum, Ford, 240, 250, 300, Set of 7
Part Number: KGB-MB760SI030
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, HP-Series, 3/4 Groove, .010 in. Undersize, Bi Metal, Ford, 351W, Set of 5
Part Number: KGB-MB5392HP010
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .020 in. Undersize, Bi Metal, Ford, Reliant, 2.8L, Set of 4
Part Number: KGB-MB435AM020
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .030 in. Undersize, Bi Metal, Ford, Reliant, 2.8L, Set of 4
Part Number: KGB-MB435AM030
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .040 in. Undersize, Bi Metal, Ford, Reliant, 2.8L, Set of 4
Part Number: KGB-MB435AM040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, King SI-Series Main Bearings, .060 in., 1.52 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5
Part Number: KGB-MB5532SI060
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Austin, MG, 1.8L, Set 5
Part Number: KGB-MB520AM030
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Austin, MG, 1.8L, Set 5
Part Number: KGB-MB520AM040
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
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