The ACL Race Series Main Bearing Set in STD size is a high-performance crankshaft component designed for precision and durability. Made from Race Series (Tri-Metal) material, this set is perfect for engines requiring high performance and reliability.

This product is designed for positions 1,2,3,5,6,7 and has a standard shaft diameter of 2.1634"/2.1644" (54.951mm/54.975mm). The oil clearance is to be determined, with a maximum wall thickness of 0.0719" (1.827mm). The housing bore size is 2.3089"/2.3094" (58.645mm/58.658mm) with a maximum length of 1.0610" (26.950mm).

The ACL Race Series is a renowned brand with over 70 years of experience in manufacturing precision engine bearings in Launceston, Tasmania, Australia. With a strong reputation for quality, precision, and innovation, ACL has been a major OEM supplier to the automotive industry and continues to provide an extensive range of aftermarket products globally.

With a rich history in motorsport, ACL's RACE Series Performance Engine Bearings have been used in various racing competitions, from Formula 1 to Australian Supercars Championship, drag racing, speedway, drifting, and rally. The ACL RACE Series Performance Engine Bearing range covers over 200 engine applications, including Australian, American, Japanese, Korean, and European engines, with a constant expansion to cover new releases.

Certified with ISO9001:2015 Quality Management System, ISO14001:2015 Environmental Management System, and ISO451001:2018 Occupational Health & Safety Management System, ACL ensures that their products meet the highest standards of quality and performance. Choose ACL Race Series for your next performance engine build and experience the difference in precision and durability.