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  • Engine
  • Drivetrain
  • Underwater Hardware
  • Maintenance
  • Accessories
  • Clothing, Hats, and Gifts

    • Shop by Brand

  • View all Brands

    • Engine

    One of the key ways to keep your inboard ski boat in peak condition is to properly maintain the engine. This starts with having the right inboard marine engine parts at your disposal. At Discount Inboard Marine, we carry a wide selection of inboard marine engine parts, including belts, gaskets, cooling system components, and much more. Discover everything you need and more to keep your ski boat's engine purring like the day you bought it.

    • PERTRONIX COIL, BLACK PERTRONIX COIL, BLACK
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      PERTRONIX COIL, BLACK

      "Flame-Thrower II" electronic ignition coil, epoxy filled for high durability. Super low resistance 0.6 ohm 45,000 volt coil engineered for use with the Ignitor II electronic ignition. Bin Number (ISBN): 110510
      $101.67
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    • COIL, ELECTRONIC IGNITION
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      COIL, ELECTRONIC IGNITION

      Prestolite, Mallory or Pertronix Breakerless Electronic Ingition Systems. Not internally resisted, depending on your application, it may require the use of an external resistor.  Bin Number (ISBN): 1230
      $68.99
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    • SPARK PLUG WIRE SET GM DELCO 5.7, 454 RK120011
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      SPARK PLUG WIRE SET GM DELCO 5.7, 454 RK120011

      Delco Distributors 90 degree cap & 45 plug,black 350 TBI, 350 EFI, Monsoon, Vortec 310 8mm wires, also fit PCM Pro Tec coil pack 5.7L and 7.4L. Also fits Ford DUI Distributor (coil wire not used).  SPARK PLUG WIRES Manufacturers choice for...
      $63.25
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    • COIL IGNITION (FORD/GM) B/P COIL IGNITION (FORD/GM) B/P
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      COIL IGNITION (FORD/GM) B/P

      Point Type Ignitions (Use with external resistor). IGNITION COILS Standard Ignition with points. Electronic Ignition exception according to Pertronix: Coils with 1.5 ohms can be used with their electronic conversion to eliminate the ballast resistor or...
      $75.99
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    • SPARK PLUG WIRE SET LT1/LTR 55-6010AB
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      SPARK PLUG WIRE SET LT1/LTR 55-6010AB

        SPARK PLUG WIRE SET LT1/LTR 55-6010AB Original equipment Indmar wires, includes both sides. Fits all years LT1 Corvette and LTR Northstar coil pack ignitions. Indmar Pt# 55-6010A & 55-6010B. Bin Number (ISBN): 83012  
      $139.25
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    • DELCO WIRE SET INDMAR OEM GM 5.7
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      DELCO WIRE SET INDMAR OEM GM 5.7

      * 8 MM, RED OEM Indmar, Monsoon, Vortec 310, Hammerhead, Assault, TBI 350 (Not for LT1/LTR and 2006 up HVS flat cap). We can no longer get the blue (Malibu) wires from Indmar. This wire set is NO longer numbered 1-8 (90 degree boots on each end). The...
      $120.85
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    • IGNITION WIRE SET (305/350)--NLA- USE RA121022
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      IGNITION WIRE SET (305/350)--NLA- USE RA121022

      NLA- USE PART RA121022 *OEM PCM, Prestolite Or Mallory Distributors* Black 45 Degree Plug and 90 cap boots SPARK PLUG WIRES Manufacturers choice for premium performance. Supression core marine 7mm silicon wire sets. Includes coil wire...
      $45.56
    • TCP SENSOR 5.7L & 6.0L DBW 2007 UP R119005A TCP SENSOR 5.7L & 6.0L DBW 2007 UP R119005A
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      TCP SENSOR 5.7L & 6.0L DBW 2007 UP R119005A

      This replacement Thottle Control Position sensor requires engine recalibration by Diacom software. Replaces PCM R119005.*If you presently have the R119005A TCP on the engine (aprox 2013 up) no calibration is required. Click on photo for...
      $301.75
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    • IGNITION WIRE SET 8MM GM/FORD
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      IGNITION WIRE SET 8MM GM/FORD

      * GM 350, 351, 302, 5.8, 5.7, 5.0 * OEM PCM, Fits Prestolite or Mallory* 90 Degree Plug/cap Boots* Original equipment PCM around 1990 up* 8 mm Low resistance/High Output Premium Supression Core.   Bin Number (ISBN): 41115  
      $66.50
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