The ACL Race Series Main Bearing Set in STD size is the perfect choice for high-performance engines that demand the utmost in reliability and durability. Made from ACL's renowned Race Series Tri-Metal material, these bearings are designed to withstand the most extreme conditions and provide superior performance under high loads and speeds.

With positions for 1, 2, 3, 4, 5, 6, and 7, these main bearings are precision-engineered to fit perfectly in your crankshaft, ensuring optimal oil clearance and maximum wall thickness for stability and longevity. The standard shaft diameter range of 2.7157"/2.7165" (68.980mm/69.000mm) ensures a secure fit, while the housing bore of 2.9142"/2.9150" (74.020mm/74.040mm) provides a strong foundation for your engine.

Each set includes thrust washers (2T7989-STD) for added protection and performance, making this a complete solution for your engine build. Whether you're racing on the track or pushing the limits on the street, ACL Race Series Main Bearing Set is the ultimate choice for performance enthusiasts.

Backed by over 70 years of experience in precision engine bearings, ACL has a proven track record of quality, innovation, and performance in the automotive industry. From OEM supply to aftermarket replacement, ACL has a global reputation for excellence in metallurgy and precision engineering.

The ACL Race Series Performance Engine Bearings have a rich history in motorsport, with a strong pedigree that spans decades of racing success. Trusted by top engine builders around the world, ACL Race Series bearings are the go-to choice for high-performance applications in a wide range of engine types.

Experience the difference that ACL Race Series Main Bearing Set can make in your engine build. With a commitment to quality, precision, and innovation, ACL is the brand of choice for discerning enthusiasts who demand the best for their engine.Upgrade to ACL Race Series Main Bearing Set and take your engine performance to the next level.