SeaStar helms are designed for ultimate efficiency, safety and reliability, with easy installation and maintenance.Replacement rear-mount hydraulic helms for your steering system. To verify which helm you have, simply look at the end of your steering shaft for a 1.7, 2.0 or 2.4 stamping. We recommend during installation that you thoroughly inspect hoses and connections for signs of excessive wear.Key FeaturesTop-of-dash fill pointComplete with elbow fittingsAccomodate maximum steering wheel diameter of 28″ (711mm)Choice of 1.4, 1.7, 2.0 or 2.4cu.in. displacementsTwo-Year Limited WarrantyInstallationFor general installation instructions for front- and back-mount helms see theseinstallation instructions. For supplementary bolting instructions, see the back-mounthelm bolting instructions.Caution:SeaStar helm pumps with manufacturer numbers that end in "-3" (like the ones we offer here)are fitted with positionable O-ring style hose fitting ports (commonly referred to as ORB). DO NOT attempt to install an NPT pipe fitting into "-3" helm hose fitting ports. Doing so will lead to irreparable damage to the helm. The manufacturer recommends use of SeaStar Solutions O-ring style hose fittings.