HyDrive El Outboard Steering Kit f/Up To 150HP Motors

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El Outboard Steering Kit for Up To 150HP Motors

401 Manual Helm with Fitting Kit

The heart of the Admiral Series is the HyDrive M402 helm unit. The 7-piston pumps are precision manufactured to standards and tolerances that are second to none. In-built lock valves, which eliminate torque feedback are standard. The light, smooth steering must be experienced to be appreciated. Designed as a complete Do It Yourself installation, everything you need is supplied including detailed instructions. You don’t even have to know anything about hydraulics!

The Admiral Series 401 helm units offer improved internal efficiencies and unique assembly design, consolidating HyDrive Engineering‘s position as a world leader in hydraulic boat steering. Two years of design development and testing have resulted in these helms being selected as the standard helm supplied in all HyDrive steering kits.


  • Front-mount design for maximum appeal
  • Improved internal efficiency
  • Brass wheel nut and washer
  • Stainless steel steering wheel shaft - not aluminum
  • Anti-splash filler cap for rough conditions
  • Unique assembly design for ease of service and maximum performance
  • Stainless steel studs, nuts, and washer pre-fitted for convenience
  • Highly efficient non-return valves for non-feedback of helm unit - eliminates all torque from the steering cylinder

Ultra 15 Oil Quantity 2 - 1 Liter Bottles


  • For use in HyDrive Skipper and Admiral Series Hydraulic steering systems only
  • Not for use in HyDrive 2000 Series Steering Systems
  • This oil is compatible with HyDrive HF15, but should not be mixed with any other fluids

N-8 - 49' Nylon Tube 3/8"


  • Semi-Rigid Nylon Tube at 3/8 Inch OD (49' Coil, You Cut to length to suit)
  • Use with HP Compression Olive and Nut Fittings
  • Supplied in HY EL O/B KIT

Stainless Steel Tube & Rod for Up To 150HP Up To 150HP Outboard


  • Cylinder Tube = Stainless Steel
  • Cylinder Tube Dia. = 1.33 Inches
  • Cylinder Rod = Stainless Steel
  • Cylinder Brackets = Stainless Steel
  • Cylinder 1 " Nylok Nuts = Stainless Steel
  • Cylinder End Caps = Cast Aluminum
  • Cylinder Rod Stroke = 7-1/2 Inches
  • Cylinder Type = Un Balanced Cylinder 
  • Cylinder Volume Big Side Vol = 155 ccSmall side Vol = 115 cc
  • Steering Wheel HO/HO = 5.5 and 4.1 Turns
  • Total length Rod Compressed = 15.75 Inches
  • Rod Extended = 23.00 Inches
  • Cylinder Total Weight = 3.15 Pounds (1427 Grams)

Shipping Cost:
Calculated at Checkout
7.000 (in)
2.000 (in)
10.000 (in)