Trail-Gear Power Flow™ 1650 psi Power Steering Pump for Hydro Ram Assist The Trail-Gear Power Flow™ 1650 psi Power Steering Pump has been designed and engineered to provide ultimate performance in hydraulic ram steering applications . It is a direct replacement for "TC" and "CB" style pumps. The body of the pump is constructed of steel to increase reliability and decrease wear. It is equipped with heavy-duty hardened internals, large bushings and an oversized shaft making it ideal for high HP motors with greater radial loads. The Power Flow™ Pump has one of the highest flow rates in the industry and maintains flow consistency across all RPMs. It will not bypass early.