Seastar Hydraulic Steering is a marine steering system that uses a helm pump, hydraulic hoses, and a steering cylinder to transfer steering input smoothly to an outboard or inboard engine. Designed for boating safety and critical control, it supports front or rear mount configurations, tilt helms, and pro-level setups, delivering reliable, sealed hydraulic performance for a wide range of boats operating at sea.
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1-2 weeks delivery time The SeaStar HF6010 is an ORB fitting kit for adding an additional steering position in inboard steering systems, providing essential components for expanding steering capabilities in marine applications.
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$ 190.72
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1-2 weeks delivery time The SeaStar HF6011 is a fitting kit for 45° installations on ORB-Baystar Helm systems. It includes two fittings per kit and ensures secure, reliable connections for helm setups, suitable for 3/8" tubes and -5 ORB threads.
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$ 71.86
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1-2 weeks delivery time The SeaStar HF6012 Kit Adapter allows for seamless connection between -5 ORB male and 1/4" NPT female fittings. It is ideal for marine applications requiring precise control and secure fittings, with three pieces per kit.
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$ 92.58
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1-2 weeks delivery time The SeaStar HH4315-3 is a BayStar Tilt Helm designed for hydraulic steering systems. With a working pressure of 70 bar, it's perfect for boats up to 150 horsepower, offering smooth and reliable steering.
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$ 1,312.25
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1-2 weeks delivery time The SeaStar HH5250 Capilano Helm 1250v is a heavy-duty hydraulic steering helm pump with adjustable volume, built for commercial vessels. It features variable displacement, a pressure relief valve, and a non-air pressurized system to prevent leaks.
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$ 2,904.69
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1-2 weeks delivery time The SeaStar HH5275 Capilano Helm 1275v offers robust hydraulic steering with variable displacement for adjustable steering turns. It includes a pressure relief valve and non-air pressurized design, suited for rugged marine environments.
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$ 3,104.14
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1-2 weeks delivery time The SeaStar HH6145-3 is a sport tilt helm pump from the SeaStar 2.0 Pro series, designed for reliable hydraulic steering in sport boats. It offers a 33cc volume and 70 bar working pressure, with a maximum wheel diameter of 508mm, providing precise and smooth steering performance.
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$ 2,127.53
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1-2 weeks delivery time The SeaStar HH6189-3 is a high-performance sport tilt helm pump for hydraulic steering systems, offering a 27.8cc volume and 103 bar working pressure. Designed for precise steering control, it supports up to a 508mm steering wheel and provides smooth, reliable handling for sport boats.
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$ 2,037.96
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1-2 weeks delivery time The SeaStar HH6190-3 is a reliable helm pump from the SeaStar 2.0 Pro series, designed for sport boats requiring hydraulic steering. Featuring a 33cc volume and 103 bar working pressure, it accommodates a 508mm wheel, ensuring smooth and precise steering with maximum control.
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$ 1,181.49
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1-2 weeks delivery time The SeaStar HH6192-3 Helm Sport Tilt is a 2.4 series control system designed for smooth control in hydraulic steering systems, providing a balance of precision and durability with a 70-bar working pressure and a maximum wheel diameter of 508mm.
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$ 2,563.86
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1-2 weeks delivery time The SeaStar HH6574-3 is part of the SeaStar 2.0 Pro series, designed for hydraulic systems. With a 33cc volume and 103 bar working pressure, it provides reliable steering with a maximum 508mm steering wheel diameter, offering impressive performance and control for sport vessels.
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$ 2,122.87
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1-2 weeks delivery time The SeaStar HO5009 Outboard Tie Bar Kit connects multiple outboard engines like Yamaha, Honda, Mercury, and more. It works seamlessly with SeaStar HC5370 and HC5370-3 cylinders, ensuring a solid connection for multi-engine setups.
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$ 763.15
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1-2 weeks delivery time This SeaStar HO5030 Adapter Kit is designed for twin engines Johnson/Evinrude, offering flexibility and reliable steering for boats without a tie bar.
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$ 216.61
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1-2 weeks delivery time The SeaStar HO5063 Adapter Kit, designed for twin engines Honda 115-130HP, includes a tie bar that ensures a secure and reliable connection between the engines.
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$ 600.81
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1-2 weeks delivery time The SeaStar HO5090 Spacer Kit is required for the installation of Baystar on specific outboards. It ensures optimal hydraulic steering performance for these systems.
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$ 51.57
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1-2 weeks delivery time The SeaStar HO5102 hose kit is perfect for SeaStar Steering Systems, offering brass fittings and superior durability, with a design optimized for low thermal expansion and resistance to kinking and abrasion.
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$ 197.43
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1-2 weeks delivery time The SeaStar HO5103 Hose Kit offers a 3-foot hose designed for shorter runs in SeaStar Steering Systems. It features a 7.94mm internal diameter and a maximum operating pressure of 70 bar. The kit includes swaged fittings on both sides, providing reliable performance while resisting thermal expansion, kinks, and abrasion. It’s not compatible with SeaStar PRO, BayStar, Capilano, or 3-line inboard systems.
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$ 212.42
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1-2 weeks delivery time The SeaStar HO5104 Hose Kit is a 4-foot hose designed for SeaStar Steering Systems. It features a 7.94mm internal diameter and a maximum operating pressure of 70 bar (1000 psi). The kit includes swaged fittings on both ends and is engineered for low thermal expansion, kink resistance, and abrasion resistance. It's not suitable for SeaStar PRO, BayStar, Capilano, or 3-line inboard systems.
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$ 224.14
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1-2 weeks delivery time The SeaStar HO5106 Hose Kit is a 6-foot hose compatible with SeaStar Steering Systems, offering the same performance and durability as other SeaStar hoses. It also features a 7.94mm internal diameter and a maximum operating pressure of 70 bar (1000 psi). Like other SeaStar hoses, it is designed for kink and abrasion resistance and is not suitable for SeaStar PRO, BayStar, Capilano, or 3-line inboard systems.
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$ 231.47
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1-2 weeks delivery time The SeaStar HO5108 Hose Kit is an 8-foot hose designed for SeaStar Steering Systems. With a 7.94mm internal diameter and 70 bar maximum operating pressure, this hose ensures reliable performance for helm pumps. Engineered to resist thermal expansion, kinks, and abrasion, it is unsuitable for SeaStar PRO, BayStar, Capilano, or 3-line inboard systems.
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$ 238.67
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How does a Seastar Hydraulic Steering system transmit steering input to a boat’s engine?
A hydraulic steering system transmits steering input through a steering kit where helm rotation pressurizes fluid that flows via a valve to the steering cylinder. In front mount or pro rear mount configurations, the cylinder converts this pressure into smooth engine movement, while seals and a seal kit ensure reliability according to system spec, supporting classic tilt, flush, and sport tilt helm designs.
How does a hydraulic cylinder translate steering input into engine movement on a boat?
A hydraulic cylinder translates steering input into engine movement by using pressurized fluid to push or pull the cylinder rod in response to helm rotation. Matched to the system ratio such as 1.7, this product delivers smooth, proportional force that turns the engine accurately, ensuring controlled and predictable steering on a boat.
How does a steering kit integrate the pump, hoses, and valve into one system?
A steering kit integrates the pump, hoses, and valve by forming a closed hydraulic loop that transfers steering input smoothly from the helm to the engine. Designed for pro front mount and sport configurations, the system ensures balanced fluid flow and precise response at sea, supporting advanced solutions such as optimus e-actuator concepts and sport plus performance standards demonstrated in technical video documentation.