Ultima hydraulic lifters For use on 1984-1999 Evolution Big Twin models and 1987-1990 Sportster and Buell models These have an .842" O.D. Key design features include an oversized axle, CNC machined and precision ground body providing an increased oil flow to the drivetrain
Designed to greatly improve top-end life and durability Sold as a set of 4 OEM # 18523-86
Description
Ultima hydraulic lifters for use on 1984-1999 Evolution Big Twin models and 1987-1990 Sportster and Buell models. These have an .842" O.D. Key design features include an oversized axle, CNC machined and precision ground body, increased oil flow to the drivetrain which greatly improves top-end life and durability. Sold as a set of 4. OEM # 18523-86