MAIN BEARING

Upgrade your engine's performance with the ACL Race Series Main Bearings, designed specifically for high-demand applications. These bearings help ensure smooth operation and longevity for your Chevrolet, GMC, Excalibur, or ISO vehicles from 1990 to 2000.

• CT-1 Friction Reducer: Coated with a specialized friction-reducing layer for improved efficiency and reduced wear.
• Tri-Metal Construction: Made from a durable copper-lead alloy, these bearings provide superior strength and heat resistance.
• Enhanced Performance: Designed specifically for performance use, ensuring optimal power transfer and reliability in high-stress conditions.
• Grooved Design: Features a 1/2 groove location for better oil distribution, enhancing lubrication and reducing friction.
• Sold as a Set of 5: Complete your installation with a full set tailored for your performance needs.

These main bearings are engineered to fit various Chevrolet and GMC models, ensuring a precise fit with a crankshaft undersize of 0.001 inches. Elevate your engine's potential with ACL Race Series Performance Engine Bearings.