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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ACL-5M8297HX PART NUMBER
5M8297HX ACL Performance Race H Series Main Bearings - Subaru - +.001 Extra Clearance$75.95
Subaru EJ16, EJ18S, EJ20E, EJ20T (Flange in #3 position) - +.001" Extra Clearance, Main Bearing Set Learn More -
ACL-5M829H PART NUMBER
5M829H ACL Performance Race H Series Main Bearings - BB Chevy - STD Size$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - STD Size, Main Bearing Set Learn More -
ACL-5M829H-01 PART NUMBER
5M829H-01 ACL Performance Race H Series Main Bearings - BB Chevy - .001 Oversize$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - .001" Oversize, Main Bearing Set Learn More -
ACL-5M829H-09 PART NUMBER
5M829H-09 ACL Performance Race H Series Main Bearings - BB Chevy - .009 Oversize$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - .009" Oversize, Main Bearing Set Learn More -
ACL-5M829H-10 PART NUMBER
5M829H-10 ACL Performance Race H Series Main Bearings - BB Chevy - .010 Oversize$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - .010" Oversize, Main Bearing Set Learn More -
ACL-5M829H-11 PART NUMBER
5M829H-11 ACL Performance Race H Series Main Bearings - BB Chevy - .011 Oversize$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - .011" Oversize, Main Bearing Set Learn More -
ACL-5M829H-20 PART NUMBER
5M829H-20 ACL Performance Race H Series Main Bearings - BB Chevy - .020 Oversize$90.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - .020" Oversize, Main Bearing Set Learn More -
ACL-5M829HX PART NUMBER
5M829HX ACL Performance Race H Series Main Bearings - BB Chevy +.001 Extra Clearance$92.95
Big Block Chevy 366, 396, 402, 427 454 ci V8 - +.001" Extra Clearance, Main Bearing Set Learn More -
ACL-5M8309H PART NUMBER
5M8309H ACL Performance Race H Series Main Bearings - Subaru STD Size$76.95
Subaru EJ22, EJ22T, EJ25, EJ25T (Flange in #5 position) - STD Size, Main Bearing Set Learn More -
ACL-5M8309H-025 PART NUMBER
5M8309H-025 ACL Performance Race H Series Main Bearings - Subaru - .025mm Oversize$76.95
Subaru EJ22, EJ22T, EJ25, EJ25T (Flange in #5 position)- .025mm Oversize, Main Bearing Set Learn More