Contact us!! Cick here

Shop by Brand

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. 

  • 13 X 11.5 (.080C) RH 3 BLD 1

    13 X 11.5 (.080C) RH 3 BLD 1

    Aprox 150 More RPM Than #540, (1000lbs Ballast)Diameter: 13.00"Pitch: 11.50"Cup: .080"Hub Length: 02.750"Bore: 1.00"Blades: 3Rotation: Right   Bin Number (ISBN): 60205
    $470.00
    Add to Cart
  • 13 X 10.5 (.080C) LH 3 BLD 1'' BORE PROP

    13 X 10.5 (.080C) LH 3 BLD 1'' BORE PROP

    Good For Full Ballast (1500 lbs+) or High altitude Diameter: 13.00" Pitch: 10.50" Cup: .080" Hub Length: Bore: 1.00" Blades: 3 Rotation: Left   Shop the ACME 913 13.00" x 10.50" Propeller 3-Blade Left Hand Here at Discount Inboard Marine...
    $470.00
    Add to Cart
  • 13.25 X 15 (.090C) RH 3 BLD 1

    13.25 X 15 (.090C) RH 3 BLD 1

    89-96 Nautique - Turns Less RPM Than #470Diameter: 13.25"Pitch: 15.00"Cup: .090"Hub Length: 02.750"Bore: 1.00"Blades: 3Rotation: Right   ACME 1442 13.25" x 15.00" Propeller 3-Blade Right Hand   Bin Number (ISBN): 21408
    $510.00
    Add to Cart
  • 12.5 X 15 (.150C) 3BLD RH 1

    12.5 X 15 (.150C) 3BLD RH 1

    Diameter: 12.50"Pitch: 15.00"Cup: .150"Bore: 1.00"Blades: 3Rotation: Right   Same as 470 with more cup, rpms about the same as Acme 422 (4bld).     Bin Number (ISBN): 41311
    $470.00
    Add to Cart
  • 12.5 X 12 (.080C) RH 3 BLD 1

    12.5 X 12 (.080C) RH 3 BLD 1

    Ski Tique and Mustangs with minimum hull clearance. This is basically a cut down Acme 540 that wont blister or hit the hull.Diameter: 12.50"Pitch: 12.00"Cup: .080"Hub Length: 02.750"Bore: 1.00"Blades: 3Rotation: Right   ACME 1210 12.50" x 12.00"...
    $470.00
    Add to Cart
  • Teleflex Helm, Backmount Rack

    Teleflex Helm, Backmount Rack

    For 1996 And Up Teleflex rack cables. Fits both splined and tapered Teleflex Tilt Units. 93-97 Correct Craft can use this helm with a 98 and up 20 foot rack cable Item #TELSSC15420. Fits Teleflex rack cables SSC134XX and SSC154XX.
    $105.00
    Add to Cart
  • Tilt Helm, Teleflex QC II Rotary

    Tilt Helm, Teleflex QC II Rotary

    "Safe-T" Rotary Helm compatible with Teleflex SH91500P/SH91700P tilt assemblies. Telelflex Pt#SH91523P. Three turns lock to lock. Uses the newer style quick connect Teleflex Rotary cable and does not need the adapter.  
    $152.30
    Add to Cart
  • Teleflex Tapered Shaft Tilt Assembly

    Teleflex Tapered Shaft Tilt Assembly

    "Performance Series" Fits Teleflex Rotary or Rack Tilt helms. Fits the late model TELEFLEX Helms and has a tapered shaft for the steering wheel. Has a tilt mechanism with flexible bellows and a 3/4" tapered shaft. This product requires a tilt helm...
    $242.80
    Add to Cart
  • SYSTEM SOCKET 1.25 SYSTEM SOCKET 1.25

    SYSTEM SOCKET 1.25

    1-1/4" Socket With Wrench Flats. Most Mastercraft original equipment driveshaft, with Marine Hardware driveshafts.   The ARE retaining nut socket with wrench flats requires only 1" clearance to fit between the transmission and the coupling...
    $33.00
    Add to Cart