Availability
MAZDA Main Bearings
Showing In Stock Items. Show All 87 Items.
Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Ford, 2.3, 2.5L, Set of 5
Part Number: KGB-MB5278AM
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE .001 Undersize, Set
Part Number: SUM-8353H1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5
Part Number: KGB-MB5278AM025
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, 3/4 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4
Part Number: KGB-MB4023SI010
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Main Bearings, 3/4 Groove, Standard Size, Bi-metal, Silicon Aluminum, Set of 4
Part Number: KGB-MB4023SI
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5
Part Number: KGB-MB5278AM075
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi Metal, Mazda, 1.8, 2.0L, Set of 5
Part Number: KGB-MB5171AM
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5
Part Number: KGB-MB5278AM05
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Main Bearings, SI-Series, Silicon Aluminum, 0.25mm. Crankshaft Undersize, Ford, 2.0L, Set of 4
Part Number: KGB-MB5008SI025
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Mazda, 1.5, 1.6, 1.8L, Set of 5
Part Number: KGB-MB5537AM
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE .010 Undersize, Set
Part Number: SUM-8353H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Mazda B6/T, BP/T, ZL-VE, ZM-DE Standard Size, Set
Part Number: SUM-8353HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT .010 Undersize, Set
Part Number: SUM-8174H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT Standard Size, Set
Part Number: SUM-8174HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT Standard Size Extra Clearance, Set
Part Number: SUM-8174HXS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Ford Eco 2.0L,2.3L Mazda 2.0,2.3L LF,L3,MZR, 2.3L L3-VDT .001 Undersize, Set
Part Number: SUM-8174H1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5
Part Number: KGB-MB5171AM025
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, Mazda, 2.0, 2.2L, Set of 5
Part Number: KGB-MB5225AM05
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, Mazda, 1.8, 2.0L, Set of 5
Part Number: KGB-MB5171AM075
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Engine Crankshaft Main Bearing Set 83-93 FRD/MAZ 2.0L/2.2L
Part Number: EGN-BC1009STD
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Crankshaft Main Bearing Set 92-02 FRD/MAZ 1.8L/2.3L/2.5L
Part Number: EGN-BC201425
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Crankshaft Main Bearing Set 86-05 FRD/KIA/MAZ 1.3L/1.5L/1.6L/1.8L
Part Number: EGN-BC201250
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Crankshaft Main Bearing Set 92-02 FRD/MAZ 1.8L/2.3L/2.5L
Part Number: EGN-BC201450
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Engine Crankshaft Main Bearing Set 83-93 FRD/MAZ 2.0L/2.2L
Part Number: EGN-BC100925
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Main Bearings, SI-Series, 3/4 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, 2.9, 4.0L, Set 4
Part Number: KGB-MB4023SI020
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 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