MAIN BEARING

Upgrade your engine's performance with the ACL Race Series Performance Engine Bearings, designed specifically for Mazda, Kia, and Mercury vehicles from 1994 to 2005. These main bearings provide the strength and reliability needed for high-performance applications.

• Tri-metal construction: Crafted from a durable copper-lead alloy for enhanced wear resistance and longevity.
• Optimized groove design: The 1/2 groove style ensures superior oil flow and lubrication, reducing friction and improving engine efficiency.
• Performance-focused: Engineered for performance use, these bearings support higher RPMs and demanding driving conditions.
• Easy installation: Sold as a set of 5, these bearings come ready for a straightforward installation, making your engine rebuild smoother.
• Standard size fitment: Designed to fit stock crankshafts without the need for modifications, ensuring compatibility with your vehicle.

Engineered for those who demand performance, ACL Race Series main bearings are a reliable choice for your engine rebuild.