Availability
1987 Main Bearings
Main Bearings, MA Series, Direct Replacement, 0.010 in. Crankshaft Undersize, AMC, Buick, Chevrolet, GMC, Jeep, Oldsmobile, Pontiac, 2.5L, Set of 5
Part Number: SLP-6689MA10
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Main Bearings, HP-Series, Silicon Aluminum, 0.001 in. Crankshaft Undersize, Ford, Lincoln, Mercury, Set of 5
Part Number: KGB-MB529HP001
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Ford V8, 221-255-260-289-302, 1962-01
Part Number: CLE-MS590A10
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 0.030 in. Crankshaft Undersize, Tri Metal, 1/2 Groove, AMC, 290, 304, 343, 360, Set of 5
Part Number: SLP-5037M30
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Main Bearings, King SI-Series Main Bearings, .001 in., .026 mm Crankshaft Undersize, Bi-Metal, Chevy, Sold as a Set of 5
Part Number: KGB-MB5257SI0026
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearings, Competition Series, 0.010 Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 7.4L, Set of 5
Part Number: SLP-141M10
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, 0.001 in. Extra Clearance, Stock Crank, Chevy, Excalibur, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5
Part Number: PEB-5M829A-01
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ford V8, 221-255-260-289-302, 1962-01
Part Number: CLE-MS590A
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Duraglide, P-Series, Grooved, Tri-Metal, 0.01 in./0.25mm Undersize Crankshaft, Chevy, 4.4L, 4.9L, 5.0L, 5.3L, 5.7L, Set of 5
Part Number: PEB-5M909P-10
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Bi-metal, Silicon Aluminum, 1/2 Groove Style, 0.010 in. Undersize, Chevy, Big Block, Set of 5
Part Number: KGB-MB556HP010X
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Main Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Undersize, Ford, Lincoln, Mercury, Set of 5
Part Number: KGB-MB529XP010
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearings, SI-Series, Full Groove, .030 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Jeep, Mopar, Set of 5
Part Number: KGB-MB5534SI030
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403
Part Number: KGB-MB5514AM020
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403
Part Number: KGB-MB5514AM010
Not Yet Reviewed
Estimated Ship Date: Jul 7, 2026 if ordered today
Estimated Ship Date: Jul 7, 2026 if ordered today
Main Bearings, 1/2 Groove, .002 in. Crankshaft Undersize, Bi Metal, Jeep, 2.5, 3.8, 4.0, 4.2L, Pair
Part Number: CWA-J8133682
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, for use on Acura®, Honda®, Set of 5
Part Number: KGB-MB5568AM025
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, HP-Series, 3/4 Groove, .011 in. Undersize, Bi Metal, Ford, 351W, Set of 5
Part Number: KGB-MB5392HP011
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearings, Race Series Main Bearing Sets, 0.010 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Chevrolet, Big Block, Set of 5
Part Number: SUM-829HC010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .010 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5
Part Number: KGB-MB445SI010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Race Series Main Bearing Sets, 0.001 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5
Part Number: SUM-590HXCS
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Engine Crankshaft Main Bearing Set 74-03 CHR/DOD/JEP/PLY 5.9L
Part Number: EGN-BC313J020
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Engine Crankshaft Main Bearing Set 62-89 BUI/CHV/GMC/OLD/PON 3.2L/3.5L/3.8L/4.1L/4.8L
Part Number: EGN-BC298JSTD
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, GM V6, Set of 5
Part Number: KGB-MB445SI001
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
Main Bearing Set
Part Number: KGB-MB752SI010
Not Yet Reviewed
Estimated Ship Date: Jul 10, 2026 if ordered today
Estimated Ship Date: Jul 10, 2026 if ordered today
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