Engine Pro has introduced a new line of U.S.A. made performance roller valve lifters that incorporate the most advanced alloys and technical features available. These lifters are available in both performance hydraulic and solid applications. All lifters are machined from 8620 tool steel and are heat-treated, centerless ground to .0003 tolerance and have axles located with a lock wire. Options include vertical or horizontal tie bars, wheel diameters of up to .85 bushing design, 9310 axle material, pressurized axle oiling and fully rebuildable construction.
The Engine Pro lifters are available in five series. Retro Fit Hydraulic lifters are designed to update vintage engines to modern hydraulic roller lifters. The Pro Series Mechanical lifters are intended for sportsman level circle track or drag racing. The Pro Series Hydraulic lifters are designed for maximum performance using hydraulic roller lifters. The Ultra Series Mechanical lifters are Engine Pro’s best conventional needle bearing lifter. The Ultra Series Bushing Mechanical design replaces needle roller bearings and offers up to 40% increase in load capacity vs. needle design.