CNC-Motorsports offers the best selection of performance engine main bearings. Shop brand names by ACL, Clevite, Daido and King. Our selection of engine main bearings will cover nearly every engine build from 300 horsepower street engines to 2000 plus horsepower race engine applications. Shop A series, P series, H series, and coated engine bearings.
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KNG-MB556XPNC PART NUMBER
MB556XPC King XP Coated High Performance Main Bearings - BB Chevy STD size$121.95Big Block Chevy, 396, 427, 454 Main, Std Size, Main Bearing Set, XP Performance, Coated Learn More -
ACL-5M1039HC PART NUMBER
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CLE-MS804P PART NUMBER
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KNG-MB556XPNC-STDX PART NUMBER
MB556XPNCSTDX King XP Coated Main Bearings - BB Chevy .001 Extra Clearance$121.95Big Block Chevy, 396, 427, 454 Main, .001 Undersize, Main Bearing Set, XP Performance, Coated
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KNG-MB556XPNC-001 PART NUMBER
MB556XPNC-001 King XP Coated High Performance Main Bearings - BB Chevy .001 Oversize$121.95Big Block Chevy, 396, 427, 454 Main, .001 Oversize, Main Bearing Set, XP Performance, Coated
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KNG-MB557SI PART NUMBER
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KNG-MB557XPC-STDX PART NUMBER
MB557XPC-STDX King XP Coated Main Bearings - SB Chevy .001 Extra$133.95Small Block Chevy 305, 350 Main, .001 Undersized, Main Bearing Set, XP Performance, Coated
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KNG-MB5503AM PART NUMBER
MB5503AM King Performance Main Bearings - Ford 351C 2.750" STD$45.95Small Block Ford 351C, 2.750" Main, STD Size, Main Bearing Set, AM Series
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KNG-MB5013XPC-001 PART NUMBER
MB5013XPC-001 King XP Coated High Performance Main Bearings - GM LS .001 Oversize$168.95Chevy GM LS Engine, .001 Oversize, Main Bearing Set, XP Performance, Coated
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KNG-MB557XPC-001 PART NUMBER
MB557XPC-001 King XP Coated Main Bearings - SB Chevy .001 Oversize$133.95Small Block Chevy 305, 350 Main, .001 Oversize, Main Bearing Set, XP Performance, Coated
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