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Underwater Hardware

Wanting to upgrade your system's propellers? On the hunt for marine underwater connectors and cables? No matter what you're looking for, Discount Inboard Marine is sure to have the best prices on underwater hardware and accessories from the top manufacturers in the industry. From marine underwater mechanical cables to drive shaft seals, you'll find a vast selection of products perfect for any repair, replacement or overhaul. Discover why experienced boaters trust Discount Inboard Marine as their go-to inboard engine parts supplier. 

  • Rudder Assembly, N J Port Malibu

    Rudder Assembly, N J Port Malibu

    Fits Malibu and some Ski Centurions around 1988 thru 1994, Marine Hardware rudder assembly with 3-1/4" x 4" rectangular rudder port (2" bore). 7" long tiller arm is keyed for port or starboard side installation. *Special order item* Old Item # 92012
    $969.70
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  • Control, Single DBW Teleflex

    Control, Single DBW Teleflex

    Drive-By-Wire new style MV control, does not include shift knob any knobs that we sell will fit. This control does not use a throttle cable but has the potentiometer/connection for drive by wire. Has the connector for shift cable. Fits Supra/Moomba boats...
    $609.65
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  • Control Cable, 16'

    Control Cable, 16'

    For use with inboard engines with appropriate accessories. 10/32 threads-Stroke: 3.4 (87 mm). Uravin cable seals. Nominal 3". Old Item # 2402     NO LONGER AVAILABLE
    $51.75
  • 19 Foot HPS Rack Steering Cable

    19 Foot HPS Rack Steering Cable

    High-Performance Marine Steering Featuring a Unique TFXTREME core steering cable delivers incredible response and TELSSC15419 19' TELEFLEX (SEASTAR SOLUTIONS) RACK STEERING CABLE HPS Teleflex TFXtreme, Back Mount Rack and Pinion steering cable...
    $249.00
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  • ROTARY SYSTEM 17 FOOT

    ROTARY SYSTEM 17 FOOT

    Uflex Planetary Helm & Cable, Standard 3/4" Tapered Shaft, aprox 3.8 Turns Lock To Lock. 90 Degree Bezel Included. The Ultimate Rotary Steering Package. Benefits of a Planetary Gear Design. Increase System Longevity. Increase Efficiency. Less...
    $239.00
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  • Marine Hardware 1" Rudder Box Seal Kit Marine Hardware 1" Rudder Box Seal Kit

    Marine Hardware 1" Rudder Box Seal Kit

    "MARINE HARDWARE" RUDDER RENEW KIT Fits 1998 UP Marine Hardware Rudders Only. Marine Hardware rudders will usually be stamped MH as the first 2 digits of the part number on the rudder. Will not fit older style Marine Hardware rudders that have a nylon...
    $89.00
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  • Control Cable, 17' Teleflex Extreme

    Control Cable, 17' Teleflex Extreme

    This cable is now a Teleflex Extreme model. for use with inboard engines with appropriate accessories. 10/32 threads-Stroke: 3.4 (87 mm). Uravin cable seals. Nominal 3". Most Ski Nautique throttle and shift, not for Barefoot Nautique (both) or V-Drive...
    $61.10
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  • 20 Foot HPS Rack Steering Cable

    20 Foot HPS Rack Steering Cable

    High-Performance Marine Steering Featuring a Unique TFXTREME core steering cable delivers incredible response and minimal lo TELSSC15420 20' TELEFLEX (SEASTAR SOLUTIONS) RACK STEERING CABLE HPS Teleflex TFXtreme, Back Mount Rack and Pinion...
    $214.20
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  • ROTARY SYSTEM 18 FOOT

    ROTARY SYSTEM 18 FOOT

    Replaces Supra Boats 18 foot Steermaster cables used from 1984 thru 1988 (some exceptions). Uflex Planetary Helm & Cable, Standard 3/4" Tapered Shaft, aprox 3.8 Turns Lock To Lock. 90 Degree Bezel Included. All mounting hardware included. The...
    $264.05
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  • Control Cable, 18'

    Control Cable, 18'

    For use with inboard engines with appropriate accessories. 10/32 threads-stroke: 3.4 (87 mm). Uravin cable seals. nominal 3"  Barefoot Nautique with 454 and most Supra Boats thru the 80's and 90's. Old Item # 2420
    $62.30
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  • Rotary Tilt Helm Single Cable

    Rotary Tilt Helm Single Cable

    Uflex Rotary tilt helm uses Prt # UFLX52 tilt and UFlex or Morse Command 290 Rotary Cables. Replaces Morse helm but you need the UFlex Tilt. Not compatible with the original Morder Tlit Column. Old Item # 30914   **THIS IS A SPECIAL ORDER ITEM...
    $182.50
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