The Sea Star System 1.7 KIT. Unmatched for comfort and control, SeaStar is the most popular outboard hydraulic steering system. It offers low friction, super efficient, No FeedBack steering with 4.75 turns from lock-to-lock. Designed for today's high performance hulls with single or twin outboards up to 300 hp combined (600 combined hp for counter-rotating engines). Twin engines require purchase of a tie bar kit and additional hardware. Suitable for speeds up to 60 mph. Package includes SeaStar I helm, front mount balanced cylinder, 2 pre-made 16 foot hoses (hose length may be exchanged), 2 quarts of steering fluid, fittings and bleeder kit. Installation is fast and easy. Meets ABYC and NMMA standards.