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Spring Tune Up

Time for a tune up? Discount Inboard Marine has you covered. Our selection of boat tune up products is full of everything you need. From Kit Filters with O'Rings to Fuel Filter Spins, you can count on our boat tune up parts to help you keep your boat in top shape. Shop our boat repair products today! We look forward to providing you with unparalleled service.

  • DOUBLE FLAT IMPELLER

    DOUBLE FLAT IMPELLER

    Mercruiser Double Flat Shaft Impeller Kit BBB136327 Fits: Around 2002 UP MERCRUISER#47-862232A2, Black Scorpion S/N OM391600 and up, S/N OW690000 and up. MX 6.2L S/N OM317000 and up. 5.7 MPI SKI S/N 1A090000 and up. New style pump that has...
    $39.90
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  • TUNE UP KIT 305/350/454/351 TUNE UP KIT 305/350/454/351

    TUNE UP KIT 305/350/454/351

    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...
    $91.50
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  • TUNE UP KIT 302/351 86- CLIP DOWN TUNE UP KIT 302/351 86- CLIP DOWN

    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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  • EFI IN LINE FUEL FILTER INDMAR KIT EFI IN LINE FUEL FILTER INDMAR KIT

    EFI IN LINE FUEL FILTER INDMAR KIT

    Fits Indmar 93 up EFI engines usually located after the fuel pump. It is used on some Indmar engines 2013 up with in-tank fuel pumps. Fuel line threads into each end. 2 O-rings included. Note: Not used on Supras, Moombas, and Malibus after 2001...
    $25.20
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  • CAP & ROTOR GM DELCO CAP & ROTOR GM DELCO

    CAP & ROTOR GM DELCO

    Cap & Rotor GM Delco Tune-Up Kit RP173081: Fits: Most Indmar EFI and carbureted after 1993, Indmar thru 2005 (Monsoon, MCX, RTP) PCM TBI thru 2001. Does NOT Fit: coil pack type ignitions like LT1  2 screws hold down the cap with a...
    $35.00
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  • SPARK PLUG KIT 302/351 (14MM) SPARK PLUG KIT 302/351 (14MM)

    SPARK PLUG KIT 302/351 (14MM)

    Spark Plug Set Ford 302 351 14mm Autolite #24 RP030002 at Discount Inboard Marine. Spark plugs Recommended by the manufacturers for optimum performance, these spark plugs are the correct heat range for your marine engine. Spark Plugs: Autolite...
    $34.25
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  • PCM Ford 351 Marine Drive Belt Set RP066001-8 PCM Ford 351 Marine Drive Belt Set RP066001-8

    PCM Ford 351 Marine Drive Belt Set RP066001-8

    PCM Ford Marine Drive Belt Set RP066001-8 Fits: All PCM Ford Engines 1975 and up (will not fit Commander Fords). Includes a water pump belt and alternator belt Bin Number (ISBN): 1144 You should replace belts when cracked or split, greasy or glazed,...
    $22.23
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  • KIT FILTER & O'RING FCC KIT FILTER & O'RING FCC

    KIT FILTER & O'RING FCC

    PCM Fuel Filter Kit With O-Ring FCC RP080026: Fits: All PCM Ford & GM EFI engines beginning mid-year 1996 FUEL CONTROL CELL PCM FORD & GM (ALL) Original equipment 10-micron filter  Includes 1 Old Style Pre 2004...
    $49.00
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