The ACL Race Series Performance STD Size Main Bearing Set (Product Code: 5M8309HX-STD) is a top-of-the-line crankshaft component designed for high-performance engines. With an extra oil clearance of 0.001" and thrust in the #5 position, this bearing set ensures optimal lubrication and durability under extreme conditions.

Crafted from Race Series Tri-Metal material, this bearing set is built to withstand the demands of racing and high-performance driving. The set includes bearings for positions 1, 3, 2, and 4, with standard shaft diameters ranging from 2.3616" to 2.3622" and housing bores measuring 2.5197" to 2.5205". The maximum wall thickness is 0.0784", providing strength and stability for your engine.

ACL Race Series has been a trusted name in engine bearings for over 70 years and is a major OEM supplier to the automotive industry. Their bearings are known for their robust metallurgy, precision engineering, and performance capabilities. The Race Series Performance Engine Bearings have a strong heritage in motorsport, with a history of success in Formula 1, Australian Supercars, drag racing, and more.

With a wide range of applications covering Australian, American, Japanese, Korean, and European engines, ACL Race Series Performance Engine Bearings are the preferred choice for engine builders worldwide. The company's commitment to quality is evident in their ISO9001:2015, ISO14001:2015, and ISO45001:2018 certifications for quality management, environmental management, and occupational health and safety.

Choose the ACL Race Series Performance STD Size Main Bearing Set for unmatched durability, performance, and precision engineering for your high-performance engine build. Trust ACL for the ultimate in engine bearing technology.