Availability
Main Bearings
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, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Oldsmobile, 260, 307, 330, 350, 403, Set 5
Part Number: CLE-MS805P20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P Series, Standard Size, Tri Metal, Chevy, 4.8, 5.3, 5.7L, Set of 5
Part Number: EW1-MS2199P
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, .002 in. Over Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5
Part Number: SLP-4663M2
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
MAIN BEARING SET
Part Number: CLE-MS1343HCT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MAIN BEARING SET
Part Number: CLE-MS829HC1
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
MAIN BEARING SET, For BMW N55 B30A, N53 B30A, N52 B30A
Part Number: KGB-MB7776GPC
Not Yet Reviewed
Estimated Ship Date: Jul 28, 2026 if ordered today
Estimated Ship Date: Jul 28, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, for use on Acura®, Honda®, Set of 5
Part Number: KGB-MB5259AM
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Nissan, Set of 5
Part Number: KGB-MB5721XPSTDX
Not Yet Reviewed
Estimated Ship Date: Jul 28, 2026 if ordered today
Estimated Ship Date: Jul 28, 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 28, 2026 if ordered today
Estimated Ship Date: Jul 28, 2026 if ordered today
Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, 0.01 in./0.25mm Undersize Crankshaft, Chevy, Excalibur, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5
Part Number: PEB-5M829A-10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P Series, 010 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Set of 5
Part Number: EW1-MS909P-010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, SI-Series, 1/2 Groove, 0.010 in. Over Size, Bi-metal, Silicon Aluminum, Ford, Flathead V8, Set
Part Number: KGB-MB3351SI010
Not Yet Reviewed
Estimated Ship Date: Jul 28, 2026 if ordered today
Estimated Ship Date: Jul 28, 2026 if ordered today
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main .001 Extra Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-429HXS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, 0.010 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, V6, 3.3L, 3.8L, 4.3L, Set of 4
Part Number: SLP-5085M10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, P Series, Standard Size, TM-77, Buick V8, Set
Part Number: CLE-MS558P
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, Aluminum/Tin/Silicon, Stock Size Crankshaft, Ford, Omega, 4.2L, 4.7L, 5.0L, 5.7L, Set of 5
Part Number: PEB-5M590A-STD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft Main Bearings
Part Number: KGB-MB5770XPSTDX
Not Yet Reviewed
Estimated Ship Date: Jul 28, 2026 if ordered today
Estimated Ship Date: Jul 28, 2026 if ordered today
Main Bearings, H Series, .001 in. Extra Clearance, Tri Metal, Mopar, Small Block LA/Magnum, Set of 5
Part Number: CLE-MS1266HGX
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main .001 Extra Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-429HXCS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Subaru EJ18,20,22,25,20T,20TT,22T,25T thrust #5 .001 Undersize, Set
Part Number: SUM-8309H1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Crankshaft Main Bearing Set 59-03 CHR/DOD/JEP/PLY 5.2L
Part Number: EGN-BC320JSTD
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered 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-829HCS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Competition, 0.001 in. Crankshaft Undersize, Super Duty Alloy, 3/4 Groove, Chevy, Pontiac, 5.7L, Set of 5
Part Number: SLP-152M1
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Main Bearings, SI-Series, Bi-metal, 0.25mm Crankshaft Undersize, Ford, 6.8L, Set of 5
Part Number: KGB-MB621SI025
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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