SeaStar 1.7 Helm Pump Hydraulic Steering Kits


SeaStar 1.7 Helm Pump Hydraulic Steering Kit w/o Hose
SKU: 99484
Mfg# HK6400A-3
UNIT: Each
Description: Outboard Hydraulic Steering SystemNumber of Cylinders: 1Hose Length: No Hose
In Stock - Ships out in 1 Business Day


SeaStar 1.7 Hydraulic Steering Kits use a "no tilt" helm pump designed for single engine outboard boats, cruisers, runabouts, offshore fishing boats, and others with engines up to 350 HP and speeds up to 60 mph.

  • Low friction hydraulic steering system
  • 5 turns from lock-to-lock
  • Meets A.B.Y.C standards & N.M.M.A. certification
  • Without (w/o) Hose Kit Includes:
    • SeaStar 1.7 Helm with 3/4" tapered shaft (Remote Fill)
    • SeaStar Pivot Cylinder
    • SeaStar hydraulic steering fluid (1 Liter)
    • Fittings, bleeder kit and instructions
  • Kits with hoses are available

Note: This system uses SeaStar ORB fittings.The most popular outboard hydraulic steering system offering smooth, super-efficientNo FeedBack Steering designed for todays high performance hulls with single or multiple outboards up to 600 HP combined. Its the #1 system for center consoles, cruisers and more.


  • Single and twin non-power-assisted outboard engines up to 300 HP (600 combined HP for twins)
  • Cruisers, runabouts, center console boats, offshore fishing boats, and more
  • Suitable for speeds up to 60 MPHand twin station use (with purchase of extra helm, hose &fittings)

Use the Seastar Hydraulic Steering tool to build a system for your boat. Make a series of selections, name your Bill of Materials and it will give you a list of all the parts that you need to complete a hydraulic steering system. Copy and paste those part numbers into our search box or call us to help you put together an order. We may not carry everything for the order but can special order what you need. 




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Question: How do I find engine parts for my boat's motor?

Answer: Use our SONAR engine parts finder tool. You can search by engine make, model, year or OEM part number. If you still can't find what you are looking for, give us a call 1-800-998-9508



The length of the warranty may vary by product, please refer to your product for the exact terms and conditions of the warranty for your purchase.


  • All returns must be recevied within 30 days of receipt of the order.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
  • Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.