Seller notes

ACL 5M909A-20 ACL Main Bearings Small Block Chevy 350 - Large Journal .020 Under Size Aluglide rod and main bearings were developed for OEM engines and have the inherent physical properties perfectly suited for replacement applications. The proprietary composition is comprised of aluminum, tin and silicon. This metallurgy mix, combined with a steel backing, provides excellent characteristics such as strength, anti-seizure, anti-wear, embeddability and anti-corrosion. In a relatively short time s...

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