ACL 90-05 Honda B16/17/18 K20/24 Standard Size Main Bearing Set - 5M1959A-STD

Upgrade your engine's performance with the ACL Honda B16/17/18 K20/24 Standard Size Main Bearing Set, designed for models from 1990 to 2005. This high-performance bearing set is engineered to meet the demands of high RPM conditions, ensuring your engine runs smoothly and efficiently. **Key Benefits and Features:** - **Enhanced Durability:** The high-strength overlay plate is crafted with reduced thickness, offering superior fatigue resistance, making it ideal for high-performance applications. - **Improved Support:** Hardened steel backs on all rod bearings provide robust support for the bearing lining, ensuring they stay securely in place within the housing. - **Optimal Heat Transfer:** The elimination of flash plating on the back of the bearings enhances heat transfer, maximizing the grip between the bearings and their housing. - **Superior Oil Flow:** The 3/4 grooved main bearings are designed to optimize the load-carrying surface area and improve oil flow to the connecting rod bearings, ensuring efficient lubrication. - **Consistent Performance:** Tight, consistent wall tolerances help maintain uniform clearances, contributing to reliable engine performance. - **Adaptability:** Increased eccentricity compensates for bore distortion at high RPMs, aiding in the formation of hydrodynamic oil films for smoother operation. - **Precision Fit:** Enlarged ID chamfers on bearing edges accommodate large fillet radii on performance crankshafts, ensuring a perfect fit. This ACL bearing set is crafted from tri-metal hardened steel, offering a perfect balance of strength and flexibility. Whether you're a seasoned mechanic or a car enthusiast, this bearing set is an excellent choice for enhancing your engine's reliability and performance.