The ACL Race Series Main Bearing Set in 020 Oversize is a top-of-the-line performance crankshaft bearing set designed for ultimate durability and reliability. With a product code of 5M909H-020 and branded under the prestigious ACL Race Series, this set is a must-have for any serious engine builder or racer.

Made from the highest quality Race Series (Tri-Metal) material, these bearings are designed to withstand the extreme conditions of high-performance engines. The set includes bearings for positions 1, 2, 3, and 4, ensuring a complete and comprehensive upgrade for your engine.

The specifications of this Main Bearing Set are impressive. The standard shaft diameters range from 2.4484"/2.4493" (62.189mm/62.212mm), with a maximum wall thickness of 0.0954" (2.423mm). The housing bore sizes are 2.6406"/2.6416" (67.071mm/67.097mm), providing a perfect fit for your engine block. The maximum length of the bearings is 0.8070" (20.500mm) for positions 1, 2, 3, and 4.

The ACL Race Series Main Bearing Set is available in STD Shaft OD 62.1mm size, as well as a 0.50mm Oversize option for those who require a larger diameter. This versatility ensures that you can find the perfect fit for your engine's needs.

With over 70 years of experience in manufacturing precision engine bearings, ACL has built a reputation for quality, innovation, and performance. The company's strong pedigree in motorsport is evident in the design and construction of their Race Series Performance Engine Bearings, making them a trusted choice for engine builders around the world.

Whether you're building a high-performance race car or upgrading your daily driver, the ACL Race Series Main Bearing Set in 020 Oversize is a reliable and top-quality choice. Trust ACL to provide the bearings you need to take your engine to the next level.