These lifters operate at or near zero lash for higher rpms without adjustment, unlike a mechanical setup. They have a reduced internal height to maintain the proper valvetrain geometry of a stock rebuild. They are recommended for high-performance street and racing use.

These lifters operate at or near zero lash for higher rpms without adjustment, unlike a mechanical setup. They have a reduced internal height to maintain the proper valvetrain geometry of a stock rebuild. They are recommended for high-performance street and racing use.