ACL 03+ Ford/Mazda 4 2.0L/2.3L DOHC Duratec Standard Size High Performance Main Bearing Set - 5M8174A-STD

Rev up your engine's performance with the ACL Ford/Mazda 4 2.0L/2.3L DOHC Duratec Standard Size High Performance Main Bearing Set 03+ - ACL-5M. Engineered for excellence, this bearing set is designed to meet the demands of high RPM conditions, ensuring your vehicle runs smoothly and efficiently. Here's why this product is a must-have for any performance enthusiast: - **Enhanced Durability**: Featuring a high-strength overlay plate with reduced thickness, these bearings offer improved fatigue properties, ensuring long-lasting performance even under extreme conditions. - **Superior Support**: The hardened steel backs on all rod bearings provide exceptional support to the bearing lining, enhancing retention and stability within the housing. - **Optimal Heat Transfer**: By eliminating flash plating on the back of the bearings, heat transfer is significantly improved, maximizing grip and efficiency. - **Improved Oil Flow**: The 3/4 grooved main bearings are designed to optimize load-carrying surface area and oil flow to the conrod bearings, ensuring consistent lubrication and performance. - **Precision Fit**: With tight, consistent wall tolerances, these bearings help maintain precise clearances, crucial for high-performance applications. - **Adaptable Design**: Increased eccentricity compensates for bore distortion at high RPMs, aiding in the formation of hydrodynamic oil films for smoother operation. - **Performance Ready**: Enlarged ID chamfers accommodate large fillet radii on performance crankshafts, making this set ideal for high-performance builds. Upgrade your engine with the ACL-5M bearing set and experience the difference in power and reliability. Whether you're on the track or the road, this high-performance bearing set ensures your engine is always at its best.