The ACL Race Series Main bearing set in .25 Oversize is a top-of-the-line performance crankshaft component designed to provide exceptional durability and reliability.

Made from Race Series Tri-Metal material, these bearings are engineered to withstand the high demands of racing and high-performance engines. With a maximum wall thickness of 0.0719" (1.827mm) and a housing bore of 2.3089"/2.3094" (58.645mm/58.658mm), these bearings offer superior strength and stability.

The main bearing set includes bearings for positions 1, 2, 3, 5, 6, and 7, with a standard shaft diameter of 2.1634"/2.1644" (54.951mm/54.975mm). The .25mm oversize ensures a precise fit for optimal performance.

ACL Race Series has a long history of producing high-quality engine bearings, with a reputation for precision, innovation, and performance. With over 70 years of experience, ACL is a trusted OEM supplier to the automotive industry and a leading aftermarket brand.

The ACL RACE Series Performance Engine Bearings are designed to meet the demands of motorsport, with a pedigree that dates back to the 1960s. From Formula 1 to drag racing, ACL bearings have a proven track record of success in the most demanding racing environments.

With a wide range of engine applications covered, including Australian, American, Japanese, Korean, and European models, ACL Race Series bearings are the preferred choice for engine builders worldwide.

Backed by ISO9001:2015 Quality Management System certification, ACL ensures that every bearing meets the highest standards of quality and performance. Upgrade your engine with the ACL Race Series Main bearing set in .25 Oversize for unbeatable reliability and performance on the track.