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Main Bearing, Performance Series, Standard Size, Tri-metal copper-lead nickel, Dodge, Plymouth, Small Block, Each
Part Number: KGB-MB558XPC
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main Standard Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-429HS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Performance Series, Standard Size, .001 in Thinner, Tri-metal copper-lead nickel, Dodge, Plymouth, Small Block, Each
Part Number: KGB-MB558XPCSTDX
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, 1/2 Groove, Standard Size, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Full Groove, .010 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5
Part Number: KGB-MB559AM010
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, XP-Series Coated, Tri-Metal Copper-Lead Nickel, 0.001 in. Crankshaft Undersize, 1/2 Upper Groove, Mopar, Small Block LA, Set of 5
Part Number: KGB-MB558XPC001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearing, Performance Series, .020 in. Crankshaft Undersize, Tri-metal copper-lead nickel, Dodge, Plymouth, Small Block, Each
Part Number: KGB-MB558XPC020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, 1/2 Groove, .010 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM010
Estimated Ship Date: Today
Estimated Ship Date: Today
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 Bearing, Performance Series, .010 in. Crankshaft Undersize, Tri-metal copper-lead nickel, Dodge, Plymouth, Small Block, Each
Part Number: KGB-MB558XPC010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, Full Groove, .020 in. Crankshaft Undersize, Bi Metal, Ford, Mercury, 330-428, FE, FT, Set 5
Part Number: KGB-MB559AM020
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main .001 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-429HC001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main Standard Clearance, 3/4 Upper and Lower groove, set
Part Number: SUM-429HCS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main .001 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-429H001
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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
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
Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 327 Main .010 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-429H010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, AM-Series, 1/2 Groove, .040 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM040
Estimated Ship Date: Today
Estimated Ship Date: Today
Summit Precision High-Tensile Tri-Metal Alloy COATED Racing Main Bearings, SBC 327 Main .010 undersize (thicker), 3/4 Upper and Lower groove, set
Part Number: SUM-429HC010
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, XP-Series, Copper/Lead/Nickel, 0.001 in. Crankshaft Undersize, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554XP001
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 1/2 Groove, Dodge, Plymouth, 340, Set of 5
Part Number: SLP-4923MA40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, Full Groove, .070 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, AMC, Willys, Set of 3
Part Number: KGB-MB319AM070
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Main Bearings, Full Groove, .060 in. Crankshaft Undersize, Bi Metal, Alecular Alloy, AMC, Willys, Set of 3
Part Number: KGB-MB319AM060
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .060 in. Crankshaft Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM060
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Main Bearings, AM-Series, 1/2 Groove, .050 in. Undersize, Bi Metal, Chevy, 265, 283, 302, 327, Set of 5
Part Number: KGB-MB554AM050
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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Summit Racing™ Race Series Main Bearing Sets SUM-429HS
