The Direct Mount Hydraulic Pump 8T Spline from Buyers Products is designed for trucks 1 ton or under, such as the Ford® F350-F550. Ideal for trucks that run plows, spreaders, or dump bodies, this unit is designed for continuous work at 3500 PSI. Maximum 4200 PSI spike to prevent damage. Mounts directly to the truck’s engine with the 4-bolt flange mount.