The ACL Race Series Main bearing set in performance STD size (Product Code: 7M8103H-STD) is a top-of-the-line crankshaft component designed for high-performance engines. Made from Race Series (Tri-Metal) material, these bearings are engineered for durability, precision, and maximum performance.

With a standard shaft diameter of 2.4403"/2.4410" (61.984mm/62.001mm), oil clearance to be determined, a maximum wall thickness of 0.0789" (2.004mm), and a housing bore of 2.5992"/2.5998" (66.020mm/66.035mm), these main bearings are built to withstand the rigors of high-performance driving. The maximum length of 0.9060" (23.000mm) ensures a secure fit within the engine block.

Suitable for positions 2, 3, 4, 5, 6, and 7, these main bearings offer exceptional quality and reliability. Additionally, the set includes thrust washers (2T8103-STD) for added stability under high engine loads.

The ACL Race Series brand has a rich history in the automotive industry, spanning over 70 years of precision bearing manufacturing. Based in Launceston, Tasmania, Australia, ACL has been a trusted OEM supplier to the global automotive market and has established a reputation for excellence in metallurgy, quality, precision, innovation, and performance.

With a strong presence in motorsport, including Formula 1, Australian Supercars Championship, drag racing, speedway, drifting, and rally, ACL Race Series Performance Engine Bearings are the go-to choice for performance-driven engine builders worldwide. The extensive range of over 200 engine applications covers a wide variety of Australian, American, Japanese, Korean, and European vehicles, with ongoing development to support new engine releases.

Backed by ISO9001:2015 Quality Management System, ISO14001:2015 Environmental Management System, and ISO451001:2018 Occupational Health & Safety Management System certifications, ACL ensures the highest standards of quality and reliability in all their products. Trust in ACL Race Series Main bearing set for the ultimate performance and durability in your high-performance engine build.