Availability
Main Bearings
Main Bearings, AM-Series, 1/2 Groove, .020 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM020
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5
Part Number: SLP-152M10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, King XP-Series Coated Main Bearings, Stock Size, Tri-Metal, Chevy, Each
Part Number: KGB-MB1328XPSTDX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Race Series, Tri-Metal, 1/2 Groove, .020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5
Part Number: PEB-5M829H-20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MAIN BEARING SET
Part Number: CLE-MS2220HX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, H Series, 1/2 Groove, .010 in. Crankshaft Undersize, Tri Metal, Ford, 351W, 351M, 400, Set of 5
Part Number: CLE-MS1432H10
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.030 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, Big block, Set of 5
Part Number: SLP-4400MA30
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5
Part Number: SUM-829HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Race Series Main Bearing Sets, 0.010 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5
Part Number: SUM-590HC010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.020 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Chevy, Big block, Set of 5
Part Number: SLP-4400MA20
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, 1/2 Groove, Standard Size, Bi Metal, Chrysler, Dodge, Plymouth, Big Block, Set of 5
Part Number: KGB-MB555HP
Not Yet Reviewed
Estimated Ship Date: Jul 7, 2026 if ordered today
Estimated Ship Date: Jul 7, 2026 if ordered today
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 351 Windsor Standard Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-1432HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .001 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-1038H001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, V Series, Standard Size, Lead Indium Metal, Ford, 429, 460, Set of 5
Part Number: CLE-MS1039V
Estimated Ship Date: Today
Estimated Ship Date: Today
MAIN BEARING SET
Part Number: CLE-MS909H21
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5
Part Number: SLP-113M10
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, Silicon Aluminum, 0.020 in. Crankshaft Undersize, Chevy, 400, Set of 5
Part Number: KGB-MB509HP020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5
Part Number: SUM-829HNS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 351 Windsor .010 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-1432H10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chrysler, Dodge, Plymouth, 426, 440, Set 5
Part Number: KGB-MB5116XP001
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, Copper/Lead/Nickel, Standard Size, Chrysler, Dodge, Plymouth, 426, 440, Set of 5
Part Number: KGB-MB5116XP
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, Copper/Lead/Nickel, 0.010 in. Undersize, Chrysler, Dodge, Plymouth, 426, 440, Set 5
Part Number: KGB-MB5116XP010
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, King HP-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, Ford, Sold as a Set of 5
Part Number: KGB-MB5650HP020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5
Part Number: SLP-113M20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, HP-Series, Narrowed, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.020 in. Crankshaft Undersize, Chevrolet, Big Block, Set of 5
Part Number: KGB-MB556HPN020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster