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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 beltsgasketscooling 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.

  • MAP SENSOR GM TBI SOME MPI R020017 MAP SENSOR GM TBI SOME MPI R020017

    MAP SENSOR GM TBI SOME MPI R020017

    GM Throttle Body Injection Manifold Absolute Pressure sensor 94 and up. Also used on PCM Pro Tec Injection (BARO) and (MAP). Also fits Indmar LT1 and Monsoon 1 (96-97) Pt # 556006. Bin Number (ISBN): 81310       OLD PART # R020017
    $116.25
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  • IDLE AIR CONTROLLER TBI

    IDLE AIR CONTROLLER TBI

    Throttle Body Injection IAC, GM 94 and up. Indmar old PT # 55-6085 now superceeded by S556094. Also fits Indmar LT1 Corvette. Bin Number (ISBN): 81210
    $262.81
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  • ADAPTER, FLAT RSPNS KNOCK SENSOR ADAPTER, FLAT RSPNS KNOCK SENSOR

    ADAPTER, FLAT RSPNS KNOCK SENSOR

    Adapter for the Flat Response Knock sensor. Indmar 2006 (original brass) up 5.7L and PCM 2008 up 5.7L, 5.0L. Engines with this style sensor will have one on each side of the block located in the block drain. Bin Number (ISBN): 92914  
    $17.00
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  • Sensor, Knock (Flat Response) Sensor, Knock (Flat Response)

    Sensor, Knock (Flat Response)

    PCM usually 2008 & UP, Indmar 2006 Up GM 5.0L, 5.7L & 6.0L. There are some exceptions where the old style knock sensor has been used on both sides of the block (Item # 1249) after 2008. Bin Number (ISBN): 110312
    $29.25
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  • SPARK PLUG WIRE SET GT-40 EFI

    SPARK PLUG WIRE SET GT-40 EFI

    PCM 351 GT40 MPI EFI, Original Equipment.  Manufacturers' choice for premium performance. Suppression Core marine 8mm silicon wire sets. Includes coil wire. The OEM red wires are no longer available and the color currently being used by PCM is gray...
    $75.72
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  • STARTER KIT, BOTTOM MOUNT GM 5.7 STARTER KIT, BOTTOM MOUNT GM 5.7

    STARTER KIT, BOTTOM MOUNT GM 5.7

    Arco Marine Starter Bottom Mount GM PCM Indmar RF122015: Fits: PCM, Indmar, Mercruiser. 5.7, 5.0, 7.4, 305, 350, 454. This kit includes new mounting bolts and metric nuts. CE Certified and in compliance with: USCG Title33 CFR 183.41, SAE J1171, ISO 8846...
    $230.80
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  • STARTER MOTOR BOTTOM MOUNT 6.0L STARTER MOTOR BOTTOM MOUNT 6.0L

    STARTER MOTOR BOTTOM MOUNT 6.0L

    2003+ 6.0L, ZR6, ZR409, LY6, ASSAULT 6.0L. Bin Number (ISBN): 20608 NOTES: Before replacing your starter, it is important to confirm the starter is the issue. All boats use a solenoid switch or relay to trigger the starter. We recommend replacing...
    $275.92
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  • MARINE TOP MOUNT STARTER RH - CHEVY 305/350/454

    MARINE TOP MOUNT STARTER RH - CHEVY 305/350/454

    Right Hand "Opposite" Engine Rotation, top mount bolts into Bellhousing (rear entry)Most Correct Craft With 454 PCM RA122008. CHEVROLET MARINE STARTERS Caution! Not all starters are Coast Guard approved. These marine starters have the correct bushings...
    $415.00
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  • PIGTAIL, 12" MALE TO FEMALE PIGTAIL, 12" MALE TO FEMALE

    PIGTAIL, 12" MALE TO FEMALE

    One foot harness extension, 8 prong rectangular male to 8 prong rectangular female. Can be cut in half and spliced to make a new connection for the engine to boat harness. Bin Number (ISBN): 92713  
    $38.70
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  • COVER ELECTRICAL PANEL

    COVER ELECTRICAL PANEL

    ELECTRIC BRACKET COVER R126007A PCM FORD CARBURETED ENGINES, THIS PLASTIC COVER GOES OVER THE STARTER RELAY, CIRCUIT BREAKER ETC. CURRENT COVER IS BLANK WITH NO EMBOSSED PCM LOGO'S.   Bin Number (ISBN): 112411  
    $70.92
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  • WIRE HARNESS, PCM FORD CARB WIRE HARNESS, PCM FORD CARB

    WIRE HARNESS, PCM FORD CARB

    FORD PLEASURECRAFT MARINE ELECTRONIC IGNITION WIRE HARNESS.  PCM 302/351 Carbureted 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...
    $146.68
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  • WIRE HARNESS 10' EXTENSION WIRE HARNESS 10' EXTENSION

    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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