ACL Bearings 5M7298A-STD A-Series Aluglide Main Bearing Set Standard Size

The ACL Bearings 5M7298A-STD is a high-quality crankshaft main bearing set featuring ACL's advanced A-Series Aluglide bearing technology. Designed as a direct replacement for GM LS-series engines, this standard size bearing set delivers exceptional durability and performance for both street and performance applications.

Aluglide Technology:

ACL's proprietary Aluglide bearings feature an advanced aluminum-tin-silicon alloy composition combined with a steel backing, engineered to provide superior wear resistance, outstanding strength, and excellent load-carrying characteristics. This lead-free bearing material represents the latest generation of high-performance engine bearing technology, offering the load capacity required by modern engines while meeting environmental standards.

Key Features:

• A-Series Aluglide aluminum-tin-silicon bearing material with steel backing
• Standard size (STD) for stock crankshaft journals
• Exceptional wear resistance and strength for long service life
• Superior load-carrying capacity for performance and stock applications
• Manufactured to exacting tolerances for precise fit and consistent clearances
• Lead-free environmentally conscious design
• Suitable for general purpose street and light performance use

Application:

This main bearing set is designed for Chevrolet LS-series engines including 4.8L, 5.3L, 5.7L (LS1/LS6), and 6.0L variants. ACL Bearings are trusted by engine builders worldwide and are used as original equipment by major manufacturers, ensuring quality and reliability you can count on.