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Main Bearings
Showing In Stock Items. Show All 21 Items.
Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, Big block, Set of 5
Part Number: SLP-4400MA40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5
Part Number: KGB-MB529SI040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, AMC, Jeep, 290-401, Set of 5
Part Number: KGB-MB5518AM040
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Set of 5
Part Number: KGB-MB5293SI040
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, .040 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5
Part Number: SLP-4663M40
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Small Block, Set of 5
Part Number: KGB-MB5184SI040
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, SI-Series, Full Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Set of 5
Part Number: KGB-MB5504SI040
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, SI-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Aluminum Silicon, Jeep, Chrysler, Set of 5
Part Number: KGB-MB517SI040
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Dodge, Jeep, 4.7L, Set of 5
Part Number: KGB-MB5284SI10
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Crankshaft Undersize, Chevy, 6.2, 6.5L Diesel, Set of 5
Part Number: KGB-MB5257SI10
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 1.00mm. Undersize, Chrysler, Dodge, Jeep, 5.7L, 6.1L, Set of 5
Part Number: KGB-MB5659SI10
Not Yet Reviewed
Estimated Ship Date: Jul 20, 2026 if ordered today
Estimated Ship Date: Jul 20, 2026 if ordered today
Engine Crankshaft Main Bearing Set 67-02 BUI/CAD/CHV/GM/GMC/OLD/PON 4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L
Part Number: EGN-BC296J040
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Engine Crankshaft Main Bearing Set 62-01 FRD/LIN/MER 3.3L/3.6L/3.9L/4.2L/4.3L/4.6L/4.7L/4.9L/5.0L
Part Number: EGN-BC240J040
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Engine Crankshaft Main Bearing Set 55-67 CHV/GMC/PON 4.3L/4.6L/5.3L
Part Number: EGN-BC319J040
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
