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Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep...
Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep your engine operating at its best. At Summit Racing, top-quality main bearings are all we offer. We’re talking industry-leading brands like Clevite, Sealed Power, King Engine Bearings, Speed Pro, SCAT, Callies, and other top names. These are companies that know how to engineer a main bearing for optimum performance in anything from stock V8s to high-end race mills. Whether you’re building a fresh new engine or performing a main bearing replacement,...
Main bearings have one of the toughest, dirtiest jobs in your engine. A good-quality main bearing must withstand extreme heat, friction, and high-rpm stress to keep your engine operating at its best. At Summit Racing, top-quality main bearings are all we offer. We’re talking industry-leading brands like Clevite, Sealed Power, King Engine Bearings, Speed Pro, SCAT, Callies, and other top names. These are companies that know how to engineer a main bearing for optimum performance in anything from stock V8s to high-end race mills. Whether you’re building a fresh new engine or performing a main bearing replacement, we’ve got what you need!
Main Bearings, Standard Size, Bronze Alloy, AM General, Chevy, GMC, Hummer, 6.2, 6.5, Set of 5
Part Number: SLP-7370M
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bearings, .020 in. Crankshaft Undersize, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7
Part Number: SLP-7409M20
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, .030 in. Crankshaft Undersize, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7
Part Number: SLP-7409M30
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, .010 in. Crankshaft Undersize, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7
Part Number: SLP-7409M10
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Standard Size, Bronze Alloy, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2, Set of 7
Part Number: SLP-7409M
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Direct Replacement, 0.50mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, Chrysler, Dodge, Jeep, Ram, Set of 5
Part Number: SLP-7419M50MM
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, 0.25mm Crankshaft Undersize, Bronze Alloy, AM General, Chevy, GMC, Hummer, 6.2, 6.5, Set of 5
Part Number: SLP-7370M25MM
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Direct Replacement, 0.75mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, Chrysler, Dodge, Eagle, Jeep, Plymouth,Set of 4
Part Number: SLP-7278MA75MM
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Direct Replacement, 0.25mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, Chrysler, Dodge, Eagle, Jeep, Plymouth,Set of 4
Part Number: SLP-7278MA25MM
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Direct Replacement, 0.25mm Crankshaft Undersize, Steel Backed Bronze Alloy, Full Groove, Chrysler, Dodge, Jeep, Plymouth, 2.4L,Set of 5
Part Number: SLP-7313M25MM
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, Direct Replacement, 0.25mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, for Nissan, 2.4L, Set of 5
Part Number: SLP-7285M25MM
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Main Bearings, Direct Replacemet, 0.25mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, for Infiniti, for Nissan, Mercury, Set of 4
Part Number: SLP-7099M25MM
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Main Bearings, Direct Replacement, 0.25mm Crankshaft Undersize, Steel Backed Bronze Alloy, 1/2 Groove, Chrysler, Dodge, Jeep, Ram, Set of 5
Part Number: SLP-7419M25MM
Not Yet Reviewed
Estimated Ship Date: Dec 10, 2025 if ordered today
Estimated Ship Date: Dec 10, 2025 if ordered today
Main Bearings, Direct Replacement, Standard Size, Steel Backed Bronze Alloy, 1/2 Groove, for Nissan, Suzuki, 4.0L, Set of 4
Part Number: SLP-7466M
Not Yet Reviewed
Estimated Ship Date: Dec 15, 2025 if ordered today
Estimated Ship Date: Dec 15, 2025 if ordered today
Main Bearings, King XA-Series Main Bearings, Stock Size, Tri-Metal, Mercedes-Benz, Sold as a Set of 4
Part Number: KGB-MB4532XA
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Main Bearings, King XA-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4
Part Number: KGB-MB4532XA025
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Main Bearings, King XA-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4
Part Number: KGB-MB4532XA05
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Main Bearings, King XA-Series Main Bearings, .030 in., .75 mm Crankshaft Undersize, Tri-Metal, Mercedes-Benz, Sold as a Set of 4
Part Number: KGB-MB4532XA075
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Crankshaft Main Bearings set, Dodge Sprinter Van 2003 - 2005
Part Number: KGB-MB1190XA025
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Crankshaft Main Bearings set, Dodge Sprinter Van 2003 - 2005
Part Number: KGB-MB1190XA05
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Main Bearings, TFC-Series, 1/2 Groove, Bi-metal, Polymer Coated Aluminum, Chyrsler, Big Block, Top Fuel, Set of 5
Part Number: KGB-MB5116TFC010
Not Yet Reviewed
Crankshaft Main Bearings set, Dodge Sprinter Van 2003 - 2005
Part Number: KGB-MB1190XA
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Main Bearings, TFC-Series, Bi-metal, Polymer Coated Aluminum, Chyrsler, Big Block, Top Fuel, Lower, Set of 24
Part Number: KGB-MB5116TFC24L
Not Yet Reviewed
Main Bearings, TFC-Series, 1/2 Groove, Bi-metal, Polymer Coated Aluminum, Chyrsler, Big Block, Top Fuel, Upper, Set of 24
Part Number: KGB-MB5116TFC24U
Not Yet Reviewed
Main Bearings, TFC-Series, Bi-metal, Polymer Coated Aluminum, Chyrsler, Big Block, Top Fuel, Lower Flange, Set of 6
Part Number: KGB-MB5116TFC6LF
Not Yet Reviewed
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