Description
Precision-engineered main bearings are the foundation of engine reliability, and ACL’s proven design ensures consistent oil pressure and minimal wear under sustained load. Whether you’re rebuilding a classic Small Block Chevy or freshening up a high-mileage platform, this 0.010″ undersize set restores critical clearances to factory specs. Trust ACL’s decades of racing heritage to keep your engine running strong.
- Main bearing set
- A-Series design
- 0.010″ undersize
- Small Block Chevy
- Complete kit
- ACL precision construction
- MPN: 5M909A-10






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