Availability
1966 Main Bearings
Main Bearings, 1/2 Groove, .040 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Ford, Small Block, Set of 5
Part Number: KGB-MB529SI040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, XP-Series, Copper/Lead/Nickel, 0.020 in. Undersize, Chevy, Big Block, Set of 5
Part Number: KGB-MB556XP020X
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearing, Ford 302 351 Cleveland stroker using SBC Rod .010 Undersize. Set
Part Number: SUM-1010H-10
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, 4.4L, 4.9L, 5.0L, 5.3L, 5.4L, 5.7L, Set of 5
Part Number: PEB-5M909A-01
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, Ford, 1.6L, Set of 5
Part Number: KGB-MB512XPSTDX
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Main Bearings, King HP-Series Main Bearings, .001 in., .025 mm Crankshaft Undersize, Bi-Metal, Pontiac, Sold as a Set
Part Number: KGB-MB5511HP001
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 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: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 1/2 Groove, .001 in. Thinner, Bi-metal, Silicon Aluminum, Chevy, Small Block, Set of 5
Part Number: KGB-MB557SISTDX
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, AMC, Jeep, Set
Part Number: KGB-MB763SI
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Tri Metal Copper-lead Alloy, 0.010 in. Crankshaft Crankshaft Undersize, Chevy, Big Block, Set of 5
Part Number: SLP-7122MA10
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, H Series, 0.001 in. Extra Clearance, Standard Size, Alecular, Chevy, Big Block, Set of 5
Part Number: EW1-MS829HX
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: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Main Bearings, Race Series Main Bearing Sets, 0.009 in. Crankshaft Undersize, Tri-metal Copper-lead Alloy, Ford, Small Block Windsor 302, Set of 5
Part Number: SUM-590H009
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, 0.020 Tri Metal, Full Groove, 4.3, 5.7 Diesel, 400, 425, 455 Gas, Oldsmobile, Set of 5
Part Number: SLP-4294M20
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearing Set
Part Number: KGB-MB763SI010
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
Main Bearings, G Series, .010 in. Crankshaft Undersize, Tri Metal, Pontiac, V8, Set of 5
Part Number: CLE-MS483G10
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Main Bearings, Direct Replacement, 0.030 in. Crankshaft Undersize, Tri Metal, Full Groove, Chevy, 283, 327, Set of 5
Part Number: SLP-994M30
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, Duraglide, P-Series, Tri-Metal Design, Copper/Lead Alloy, 0.001 in. Extra Clearance, Stock Crankshaft, Ford, 4.2L, 4.7L, 5.0L, Set of 5
Part Number: PEB-5M590P-01
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Main Bearings, AM-Series, Full Groove, Standard Size, Bi Metal, Oldsmobile, 260, 307, 330, 350, 403, Set of 5
Part Number: KGB-MB5514AM
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
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