MAIN BEARING

Upgrade your engine's performance with ACL Race Series Main Bearings, designed specifically for high-performance applications. These bearings provide the reliability and durability you need for your Chevrolet, GMC, Excalibur, or Iso vehicle.

• Tri-metal construction: Made from a copper-lead alloy, these bearings ensure superior strength and longevity under demanding conditions.
• Narrowed design: The narrowed profile enhances oil flow and reduces friction, allowing for smoother operation and improved efficiency.
• 1/2 groove style: This design optimizes lubrication, ensuring consistent performance and protection for your engine components.
• Performance-focused: Specifically engineered for racing and high-performance engines, these bearings deliver the reliability you need on the track.
• Set of 5: Sold as a complete set, ensuring you have everything you need for a full installation.

Designed for stock crankshaft sizes, these main bearings fit a range of models from 1990 to 2000. Trust ACL Race Series for performance that lasts.