ACL Race Series connecting rod bearing set, standard size, for the BMW / MINI N13B16A 1.6L turbo four-cylinder (Prince). ACL Race Series bearings (ACL Race Series Application Guide 2023): micron-tolerance machining for consistent wall thickness and crush, copper-lead-tin lining with a lead-tin-copper overlay, increased crush and eccentricity for bearing retention and oil-film formation, no flash plating.