The ACL Race Series Main Bearing Set in STD Size is the perfect choice for those looking for high-performance engine bearings that have been tried and tested in the most demanding of motorsport environments. Whether you are building a race car or simply looking to upgrade the bearings in your street car, the ACL Race Series Main Bearing Set is the ideal solution.

With a material composition of Race Series (Tri-Metal), this main bearing set is designed to withstand high levels of stress and heat, ensuring maximum durability and performance. The set includes bearings for positions 1, 2, 4, and 5, with a standard shaft diameter of 2.5588"/2.5593" (64.993mm/65.007mm) and a maximum wall thickness of 0.0957" (2.430mm). The housing bore measures 2.7509"/2.7515" (69.873mm/69.887mm) with a maximum length of 0.8050" (20.450mm) for positions 1, 2, 4, and 5, and 1.0280" (26.100mm) for position 3.

ACL Race Series has a long and prestigious history in the world of motorsport, with over 70 years of experience in manufacturing precision engine bearings. Their reputation for quality, innovation, and performance is well-known in the industry, making them a trusted OEM supplier and aftermarket replacement part manufacturer.

With a strong pedigree in motorsport, ACL Race Series Performance Engine Bearings have been used in a wide range of applications, from Formula 1 to Australian Supercars Championship, drag racing, drifting, and rally. Engine builders around the world choose ACL Race Series bearings for their reliability and performance, making them the top choice for those looking to push the limits of their engines.

With ISO certifications for quality management, environmental management, and occupational health and safety, you can trust that ACL Race Series Main Bearing Set in STD Size meets the highest standards in every aspect. Upgrade your engine with confidence knowing that you are getting a top-quality product from a trusted and reputable manufacturer. Trust ACL Race Series for all your performance engine bearing needs.