Description
Main bearings are the foundation of engine reliability—they support your crankshaft under extreme loads and determine how well your engine can handle sustained RPM and boost. ACL’s Duraglide coating technology reduces friction and wear, directly translating to longer engine life and more consistent power delivery. Whether you’re building a street engine or prepping for competition, this OEM-spec main bearing set ensures your Small Block Chevy foundation is bulletproof.
- ACL Duraglide coating
- Standard sizing
- Small Block Chevy fitment
- Complete main bearing kit
- OEM-quality construction
- MPN: 5M909P-STD
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