SeaStar HC5358-3 Front Mount Outboard Hydraulic Steering Cylinder - Inverted PlateSeaStar Outboard Steering Cylinders offer excellent resistance to repeated compression set and is designed to better withstand the harsh marine environment. They also feature independent engine tilt for twin/triple engine installations and varying lock-to-lock turn ration dependent on helm selection. The new end gland sealing system has been redesigned with an 8-hole design for improved serviceability and updated with Positionable Stainless Steel O-Ring (ORB) Fittings for easy hose routing.Features actuation Stroke Length : 8"; Horse Power Rating : 350hp; Maximum Pressure Rating : 1500 psi; Shaft Diameter : 0.75"; Dimension Depth : 4 7/8'; Width: 21 3/4"; Weight : 9.50 lbs; Fluid Volume : 8.34oz;