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  • Engine
  • Transmissions/Silencers
  • Underwater-Gear/Steering
  • Maintenance
  • Accessories
  • Clothing, Hats, and Gifts

    • Shop by Brand

  • ARCO
  • Indmar
  • PCM
  • View all Brands

    • ELECTRICAL and TUNE UP

    Your watercraft is an investment and one that you put a lot of time and money into. Keep it running its absolute best with inboard boat tune-up kits and accessories from Discount Inboard Marine. Whether you're shopping for a marine alternator, a tune-up kit or spark plugs, we have everything you need to maintain or repair your inboard ski boat. Discover why boaters around the world trust and rely on Discount Inboard Marine.

    • WIRE HARNESS, FORD CARB WIRE HARNESS, FORD CARB
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      WIRE HARNESS, FORD CARB

      FORD ELECTRONIC IGNITION WIRE HARNESS R121025A PCM Carb FORD 87 ON (No Resistor Wires)Can be used on 87 and prior with ballast resistor but you will need to finish the conection to the coil. This harness is not designed for use with an alternator...
      $146.68
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    • WIRE HARNESS 10' EXTENSION WIRE HARNESS 10' EXTENSION
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      WIRE HARNESS 10' EXTENSION

      WIRE HARNESS, 10' EXTENSION Engine to dash 8 prong rectangular plug 10 foot wiring harness extension. PCM Fords from 70's on all Indmar Ford's and GM thru 90's. Most boats will have to cut off prong at the dash end and hard wire it. Bin Number...
      $121.69
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    • FUSE LINK 100 AMP 50" PCM FUSE LINK 100 AMP 50" PCM
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      FUSE LINK 100 AMP 50" PCM

      This fuse link protects the charging circuit  Used on newer model PCM Engines 2002 and up Works as a circuit breaker from the alternator to the battery. FUSE LINK 100 AMP 50" PCM WORKS AS A CIRCUIT  BREAKER Bin Number (ISBN): 61915
      $76.17
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    • ETA BREAKER SWITCH 30 AMP ETA BREAKER SWITCH 30 AMP
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      ETA BREAKER SWITCH 30 AMP

      FOR CORRECT CRAFT & SUPRA DASHES PUSH ON, SPADE CONNECTORS BREAKER SWITCHES. CORRECT CRAFT USES A 20 AMP CLICK HERE. ETA BREAKER SWITCH 30 AMP (SUPRA IGNITION) Bin Number (ISBN): 1338    
      $39.90
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    • CIRCUIT BREAKER, 20 AMP CIRCUIT BREAKER, 20 AMP
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      CIRCUIT BREAKER, 20 AMP

      FOR CORRECT CRAFT & SUPRA DASHES PUSH ON, SPADE CONNECTORS BREAKER SWITCHES. ETA BREAKER SWITCH 20 AMP (Nautique Ignition)  SUPRA BOATS USE A 30 AMP CLICK HERE.  Bin Number (ISBN): 1337 Combination switch/circuit breaker - Slide on...
      $34.97
      Add to Cart
    • ETA BREAKER / SWITCH 10AMP ETA BREAKER / SWITCH 10AMP
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      ETA BREAKER / SWITCH 10AMP

      FOR CORRECT CRAFT & SUPRA DASHES PUSH ON, SPADE CONNECTORS BREAKER SWITCHES. ETA BREAKER SWITCH 10AMP (Most Accessories, Nav & Anchor) Bin Number (ISBN): 1335 Combination switch/circuit breaker - Slide on (spade) terminals. Used on dash of...
      $29.00
      Add to Cart
    • CIRCUIT BREAKER 6 AMP CIRCUIT BREAKER 6 AMP
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      CIRCUIT BREAKER 6 AMP

      FOR CORRECT CRAFT AND SUPRA DASHES, PUSH ON SPADE CONNECTORS BREAKER SWITCH ETA BREAKER SWITCH 6 AMP (NAUTIQUE BLOWER REPLACES 4 AMP)  BIN NUMBER (ISBN): 1340 Combination switch/circuit breaker - Slide on (spade) terminals. Used on dash of Correct...
      $29.90
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    • ETA BREAKER SWITCH 2.5 AMP ETA BREAKER SWITCH 2.5 AMP
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      ETA BREAKER SWITCH 2.5 AMP

      Buy a new ETA Breaker Switch 2.5 AMP for your boat. FOR CORRECT CRAFT & SUPRA DASHES PUSH ON, SPADE CONNECTORS BREAKER SWITCHES. Bin Number (ISBN): 1332 Combination switch/circuit breaker - Slide on (spade) terminals. Used on dash of...
      $42.00
      Add to Cart
    • KNOCK SENSOR GM KNOCK SENSOR GM
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      KNOCK SENSOR GM

      Knock Sensor 5.0/5.7 GM OEM R020027: Fits:GM 5.0/5.7L TBI, MPI 1994 up thru 2005 Indmar and 2007 PCM (Also used after 2005 on some PCM 5.7 engines). Does NOT Fit: 454, 2006 up Indmar post mount sensor, 2008 up PCM with post mount knock...
      $53.88
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