Availability
1990 Main Bearings
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 27, 2026 if ordered today
Estimated Ship Date: May 27, 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 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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 27, 2026 if ordered today
Estimated Ship Date: May 27, 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 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
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 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Toyota, 1.5, 1.6, 1.8L, Set of 5
Part Number: KGB-MB5527XP
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Nissan, 3.0L, Set of 6
Part Number: KGB-MB4104XPSTDX
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, 0.040 in. Crankshaft Undersize, Tri Metal, Full Groove, Ford, Mercury, V8, 221, 260, 289, 302, Set of 5
Part Number: SLP-4125M40
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Main Bearing Set;
Part Number: SLP-4289M40
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Main Bearing Set;
Part Number: SLP-4125MA30
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Bearings, Stock Size, Bi-metal, Jeep, 2.5L, Set
Part Number: CWA-8133252K4
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Main Bearings, Stock Size, Bi-metal, Jeep, 3.8L, 4.0L, 4.2L, Set
Part Number: CWA-8133252K6
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Main Bearings, Stock Size, Bi-metal, Dodge, Jeep, 5.2L, Set
Part Number: CWA-4397776K
Not Yet Reviewed
Estimated Ship Date: May 21, 2026 if ordered today
Estimated Ship Date: May 21, 2026 if ordered today
Main Bearing Set;
Part Number: SLP-4663MA60
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, Toyota, 1.5, 1.6, 1.8L, Set of 5
Part Number: KGB-MB5527AM10
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, Mazda, Set of 4
Part Number: KGB-MB496AM05
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Ford, Mazda, Set of 4
Part Number: KGB-MB496AM075
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Ford, 3.8L, Set of 4
Part Number: KGB-MB4052SI05
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.75mm. Crankshaft Undersize, Ford, 3.8L, Set of 4
Part Number: KGB-MB4052SI075
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Ford, 3.8L, Set of 4
Part Number: KGB-MB4052SI10
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, King XP-Series Main Bearings, Stock Size, Tri-Metal, BMW, Sold as a Set of 5
Part Number: KGB-MB5082XP
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, King XP-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, BMW, Sold as a Set of 5
Part Number: KGB-MB5082XP025
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, King XP-Series Main Bearings, Stock Size, Tri-Metal, BMW, Sold as a Set of 5
Part Number: KGB-MB5082XPSTDX
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Isuzu, 2.2L, Set of 5
Part Number: KGB-MB5088SI025
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.50mm. Crankshaft Undersize, Isuzu, 2.2L, Set of 5
Part Number: KGB-MB5088SI05
Not Yet Reviewed
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster