Availability
Main Bearings
Main Bearings, HP-Series, Silicon Aluminum, 0.010 in. Crankshaft Undersize, Ford, 429, 460, Set of 5
Part Number: KGB-MB5650HP010
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearing Set;
Part Number: SLP-4124MA
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, P Series, Full Groove, .020 in. Crankshaft Undersize, Tri Metal, Dodge, Plymouth, 340, Set of 5
Part Number: CLE-MS963P20
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, AM-Series, 1/2 Groove, .020 in. Undersize, Bi Metal, AMC, Jeep, 290-401, Set of 5
Part Number: KGB-MB5518AM020
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Big Block, Set of 5
Part Number: KGB-MB556SI030
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Ford, 351W, Modified, Set of 5
Part Number: KGB-MB5505SI
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, HP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Ford, 351C, Set of 5
Part Number: KGB-MB5503XP010
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Gen. V LT, .001 undersize (thicker), 180 or 360 thrust, set
Part Number: SUM-7292H001
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5
Part Number: KGB-MB557SI030
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Buick, 455, Set of 5
Part Number: SLP-157M10
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearing Set;
Part Number: SLP-4290M10
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, P Series, 1/2 Groove, .030 in. Crankshaft Undersize, Tri Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: CLE-MS429P30
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
CHRYSLER 360 Performance Race bearings, Tri-metal (pMaxBlack)
Part Number: KGB-MB517XPSTDX
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, AM-Series, 3/4 Groove, Standard Size, Bi-metal, Alecular Alloy, Ford, 351C, Set of 5
Part Number: KGB-MB5503AM
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, 1/2 Groove, .020 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5
Part Number: KGB-MB529SI020
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, Standard Size, Bronze Alloy, AM General, Chevy, GMC, Hummer, 6.2, 6.5, Set of 5
Part Number: SLP-7370M
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, Standard Size, Tri Metal, 1/2 Upper and Lower Groove, Pontiac, 421, 428, 455, Set of 5
Part Number: CLE-MS667HX
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, Performance, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Mercury, 351C, Set of 5
Part Number: SLP-146M1X
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, Race Series Main Bearing Sets, Stock Crankshaft Size, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5
Part Number: SUM-590HS
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearings, SI-Series, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5
Part Number: KGB-MB5766SI
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Main Bearing, Full Groove, .010 in. Crankshaft Undersize, Steel Backed, Aluminum Alloy, Dodge, Plymouth, 218, 230, Set of 4
Part Number: KAA-MBS120M010
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2026 if ordered today
Estimated Ship Date: Nov 24, 2026 if ordered today
Main Bearings, Competition Series, Standard Size, Super Duty Alloy, 3/4 Groove, Chevy, LS, Set of 5
Part Number: SLP-152M
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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