Main Bearings

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

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Ford Mod 2V, .001 undersize (thicker), set

Part Number: SUM-7296H025

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Main Bearings, Performance, Standard Size, Tri Metal, 3/4 Groove, for DOHC Engines Only, Ford, 4.6L, Set of 5

Part Number: SLP-149M

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Main Bearing, Chevrolet Small Block 400 .001 Undersize, Set

Part Number: SUM-1038H-01

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, 351 Windsor Standard Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1432HS

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Main Bearing, Audi/VW VR6 -2.8,2.9,3.2,3.6L Standard Size, Set

Part Number: SUM-5532HS

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Ford Mod 2V, Standard Clearance, set

Part Number: SUM-7296HS

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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

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Estimated Ship Date: Mar 17, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, Ford, 2.3, 2.5L, Set of 5

Part Number: KGB-MB5278AM025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Competition Series, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 400, Set of 5

Part Number: SLP-140M10

5.0 out of 5 stars ( 2 )

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Main Bearing, Mitsubishi 4G63/T, 4G64 1992-97 w/flange thrust S, Set

Part Number: SUM-1186HS

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, SBC 400 .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1038H010

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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

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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

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Summit Precision High-Tensile Tri-metal Alloy Racing Main Bearings, Ford Cleveland .001 Extra Clearance, 3/4 Upper and Lower groove, set

Part Number: SUM-1010HXS

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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

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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

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Gen. V LT, .001 Extra Clearance, 180 or 360 thrust, set

Part Number: SUM-7292HXS

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Ford370, 429, 460 ci V8Tri-Metal Coated - .25mm (.010") undersize

Part Number: PEB-5M1039HC-010

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Main Bearings, Performance, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Ford, Mercury, 351C, Set of 5

Part Number: SLP-146M1

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, Chevy LS, .002 undersize (thicker), Racing 270 Deg. Oil groove, set

Part Number: SUM-7298H02

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Precision High-Tensile Tri-Metal Alloy Racing Main Bearings, BBF 460 .010 undersize (thicker), 3/4 Upper and Lower groove, set

Part Number: SUM-1039H010

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Main Bearing, Mitsubishi 4G63/T, 4G64 -1997+ w/TW Standard Size, Set

Part Number: SUM-1219HS

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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

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Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Pontiac, 350, 389, 400, Set of 5

Part Number: SLP-113M20

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