SeaStar HC5345-3 Outboard Steering Cylinder This SeaStar HC5345-3 outboard hydraulic cylinder features an upgrade to the barrel, sealing system and fittings. The robust barrel and new graphics complement the styling on new boats and motors. The new sealing system offers excellent resistance to repeated compression set and is designed to better withstand the harsh environment. Features Independent engine tilt for twintriple engine installations Easy steering Suitable for use with all SeaStar Helm