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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.

  • ALTERNATOR, NMR LT1/LTR REPLACEMENT ALTERNATOR, NMR LT1/LTR REPLACEMENT

    ALTERNATOR, NMR LT1/LTR REPLACEMENT

    Replaces Indmar LT1 "Corvette" and LTR "Northstar" 1994-2001 (55 AMP) alternators PT#75-5024 (S755024). Purple wire is for keyed 12 volt source (excite wire, ignition circuit). Red wire goes to constant hot. NOT for Ford 351.   Bin Number...
    $198.35
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  • 3.5” PCM EXHAUST RISER R029011 3.5” PCM EXHAUST RISER R029011

    3.5” PCM EXHAUST RISER R029011

    Fits: PCM OEM 3.5 High Output (HO) Ford and GM 5.7 305 and 350 engines.   PCM Exhaust Riser 3.5 HO Ford/GM R029011: OEM Pleasurecraft Risers. Approx weight 20 lbs.   Bin Number (ISBN): 0819
    $145.00
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  • FUEL FILTER EFI 1/2 MALIBU/SUPRA

    FUEL FILTER EFI 1/2 MALIBU/SUPRA

    Fuel Filter 1/2" Inlet 1/2" Outlet Fits: Malibu 02-06, Supra & Moomba 02-09. Located In the rubber fuel line before the fuel pump. Does NOT Fit: 07 and up Malibu in-tank fuel pump and 2010 up Supra/Moomba in-tank pumps. Bin Number...
    $24.00
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  • SPARK PLUG EACH GM STNDRD EGNS SPARK PLUG EACH GM STNDRD EGNS

    SPARK PLUG EACH GM STNDRD EGNS

    NGK Spark Plug Standard GM Engines 5.7L 454 NGKBR6FS: Fits: Most GM Engines Up To Around 1997 - 5.7 454 Does NOT Fit: Indmar LT1 engines  Note: Sold Individually - Order Quantity 8 * NGKBR6FS Direct Cross To MR43T Bin Number (ISBN): 92718
    $3.45
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  • VORTEC ENGINE DISTRIBUTOR ROTOR (HVS) VORTEC ENGINE DISTRIBUTOR ROTOR (HVS)

    VORTEC ENGINE DISTRIBUTOR ROTOR (HVS)

    Vortec Engine Distributor Rotor (HVS) R103011: Fits: 2002 Up PCM 5.0 & 5.7 MPI  2006 Up Indmar (a few were Delco in 06) MCX, Monsoon, LCR, RTP 1, Assault Cap sold separately Item RA108009 Vortec Engine Distributor Cap Rotor (HVS)...
    $22.95
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  • CIRCUIT BREAKER 40 AMP R153006A

    CIRCUIT BREAKER 40 AMP R153006A

    What is a Circuit breaker? It's an electro-mechanical device specifically designed to protect electrical circuits from a circuit overload. It interrupts the current flow when a fault is detected. The surge of current automatically...
    $49.00
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  • FUEL PUMP ASSEMBLY W/GASKET PCM INDMAR 305 350 FUEL PUMP ASSEMBLY W/GASKET PCM INDMAR 305 350

    FUEL PUMP ASSEMBLY W/GASKET PCM INDMAR 305 350

    FUEL PUMP ASSEMBLY PCM INDMAR 305 350 CRU97842 Fits: PCM & INDMAR 305 and 350 Comes with gasket Carter Fuel Pumps. Watch for high RPM performance problems and check PSI operating pressure and replace it when necessary. Bin Number (ISBN): 0407
    $159.00
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  • SALE
    RISER 3 1/2" LT 1 (DRILLED 1/4 NPT ) INDMAR 53-2029

    RISER 3 1/2" LT 1 (DRILLED 1/4 NPT ) INDMAR 53-2029

    Fits 1993 thru 2000 Indmar LT1 Corvette with the small additional water hose connection.  We drop ship these/ special order direct from Indmar. It typically takes 6-10 business days for us to receive this item from Indmar. However, Indmar will drop...
    MSRP: $212.00
    $212.00
    Now: $191.00
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  • GASKET EXHAUST MANIFOLD FORD GASKET EXHAUST MANIFOLD FORD

    GASKET EXHAUST MANIFOLD FORD

    Manifold Exhaust Gasket PCM & Indmar FORD 302 351 RM0007: Fits: 302, 351, 5.8, PCM & Indmar The metalic or shiney side goes towards the manifold.  The felt side goes towards the cylinder head. These are OEM PCM...
    $4.99
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  • SPARK PLUG KIT 5.7L GEN 1+

    SPARK PLUG KIT 5.7L GEN 1+

    Spark Plug Kit Vortec 5.7L AUTOLITE RP030008: Fits: Vortec 5.7  GM Vortec 300+ HP (Rep. MR43LTS) Includes 8. The Vortec engines have the intake manifold bolts installed going straight down non Vortec bolts are angled. PLUG GAP .045. but...
    $34.50
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  • CIRCUIT BREAKER 50 AMP

    CIRCUIT BREAKER 50 AMP

    What is a Circuit breaker? It's an electro-mechanical device specifically designed to protect electrical circuits from a circuit overload. It interrupts the current flow when a fault is detected. The surge of current automatically...
    $59.00
    Add to Cart