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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

    • Maintenance

    Nothing will kill the fun faster than a boat that won't start due to a mechanical malfunction. Avoid the headache and save yourself time and money by doing the proper preventative upkeep and repairs on your watercraft. At Discount Inboard Marine, we carry a wide variety of boat maintenance products to help keep your watercraft running at its very best. Shop for boat repair supplies, boat maintenance products, spark plugs, oils and fluids, flush kits and much more. Make Discount Inboard Marine your one-stop-shop for boat maintenance supplies and repair products.

    • BABE'S ODOR OUST
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      BABE'S ODOR OUST

      BABE'S Odor Oust is designed to eliminate odors, not cover them up. The odor neutralizers in Odor Oust bind with odor molecules to remove them from the air. The light fragrance in Odor Oust leaves a fresh scent. Odor Oust dries on the surface and...
      $9.79
      Add to Cart
    • BABE'S CLEVER CLEANER
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      BABE'S CLEVER CLEANER

      BABE'S Clever Cleaner cleans all marine surfaces and is specifically formulated to lift dirt, scum, exhaust residue and oil without harming the surface. Especially suited for the extreme conditions of marine environments, BABE'S Clever Cleaner has...
      $9.24
      Add to Cart
    • BABE'S MILDEW MASTER
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      BABE'S MILDEW MASTER

      BABE'S Mildew Master removes mildew from carpet and hard surfaces. Mildew Master combines enzymes and peroxide to build an effective yet environmentally safe cleaner specifically suited for the extreme conditions of marine environments. Spray BABE'S...
      $10.95
      Add to Cart
    • HARNESS, TEST W/ KEY SWITCH
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      HARNESS, TEST W/ KEY SWITCH

      Key switch harness for PCM engine. If you are trying to troubleshoot a running issue, there are times when it is a good idea to bypass the boat's wiring/keypad system. This can also be helpful for operating the engine when you are working on it, to save...
      $206.88
      Add to Cart
    • GASKET, OIL PAN SET GM 454
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      GASKET, OIL PAN SET GM 454

      GASKET, OIL PAN SET GM 454   UP TO 1990 (NOT FOR MARK V 1991 ON 1 PIECE GASKETS). Use rubber silicon on overlaps, gasket sealer or gasket glue, automotive grade (RTV sealer). Bin Number (ISBN): 1103
      $39.00
      Add to Cart
    • GASKET KIT, FRONT COVER AND SEAL 302/351
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      GASKET KIT, FRONT COVER AND SEAL 302/351

      Kit includes front left-hand timing cover seal, water pump gaskets, timing cover gasket, and fuel pump gasket.   Marine gaskets are highly recommended over standard automotive gaskets for top efficiency, safety and performance! Minor...
      $62.40
      Add to Cart
    • TUNE UP KIT MALLORY 305/350/454/351 THRU 86 TUNE UP KIT MALLORY 305/350/454/351 THRU 86
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      TUNE UP KIT MALLORY 305/350/454/351 THRU 86

      Breaker Point Standard Ignition Tune Up Kit Includes Cap, Rotor, Points and Condenser. This kit is for the points that have a strap connector. Strap Type Connector For Points, AV distributors set timing 5 degrees BTDC, MV Distributors set timing 9...
      $93.79
      Add to Cart
    • TUNE UP KIT 302/351 86- CLIP DOWN TUNE UP KIT 302/351 86- CLIP DOWN
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      TUNE UP KIT 302/351 86- CLIP DOWN

      Clip down cap thru 1986 and a few in 1987 (clips with screws at the base).   Breaker Point Standard Ignition Tune Up Kit Includes Cap, Rotor, Points and Condenser.   Bin Number (ISBN): 1301
      $73.55
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