Inboard Boat Parts

Get the performance and reliability your inboard boat demands with premium replacement parts from WaterSkis.com. Whether you’re maintaining a MasterCraft, Supra, or Moomba boat, we offer a wide selection of genuine and OEM-compatible inboard boat parts to keep your engine, drivetrain, and cooling systems running strong.

From impellers and ignition components to thermostats and transmission parts, every item in this category is curated for quality, compatibility, and long-lasting performance. Not sure where to start? Use our Boat Part Lookup Tool to instantly find the exact part you need for your specific make, model, and engine configuration.

At WaterSkis.com, we know your time on the water matters. That’s why we make it easy to find the right boat parts—fast, accurate, and backed by real-world expertise.


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  • Closeout
    MasterCraft Gauge - Clock 2 Black MasterCraft Gauge - Clock 2 Black
    Closeout

    MasterCraft Gauge - Clock 2 Black

    MasterCraft
    MSRP: $249.99
    $124.99
    MasterCraft Gauge - Clock 2 Black MasterCraft Gauge - Clock 2. Black face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $249.99
    $124.99
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  • Closeout
    MasterCraft Gauge - Fuel 2 Gray MasterCraft Gauge - Fuel 2 Gray
    Closeout

    MasterCraft Gauge - Fuel 2 Gray

    MasterCraft
    MSRP: $149.99
    $74.99
    MasterCraft Gauge - Fuel 2 Gray MasterCraft Gauge - Fuel 2. Gray face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $149.99
    $74.99
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  • Closeout
    MasterCraft Gauge - Fuel 2 Black MasterCraft Gauge - Fuel 2 Black
    Closeout

    MasterCraft Gauge - Fuel 2 Black

    MasterCraft
    MSRP: $149.99
    $74.99
    MasterCraft Gauge - Fuel 2 Black MasterCraft Gauge - Fuel 2. Black face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $149.99
    $74.99
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  • Closeout
    MasterCraft Gauge - Tach/Hour Meter Gray MasterCraft Gauge - Tach/Hour Meter Gray
    Closeout

    MasterCraft Gauge - Tach/Hour Meter Gray

    MasterCraft
    MSRP: $349.99
    $149.99
    MasterCraft Gauge - Tach/Hour Meter Gray MasterCraft Gauge - Tach/Hour Meter. Gray face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $349.99
    $149.99
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  • Closeout
    MasterCraft Gauge - Oil 2 White MasterCraft Gauge - Oil 2 White
    Closeout

    MasterCraft Gauge - Oil 2 White

    MasterCraft
    MSRP: $349.99
    $124.99
    MasterCraft Gauge - Oil 2 White MasterCraft Gauge - Oil 2. White face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $349.99
    $124.99
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  • Closeout
    MasterCraft Gauge - Speedo White 3 Primary w/LCD MasterCraft Gauge - Speedo White 3 Primary w/Cruise LCD
    Closeout

    MasterCraft Gauge - Speedo White 3 Primary w/Cruise LCD

    MasterCraft
    MSRP: $599.99
    $199.99
    MasterCraft Gauge - Speedo White 3 Primary w/Cruise LCD MasterCraft Gauge - Speedo 3 Primary w/cruise LCD. White face. ***All Closeout item sales are final. No returns/refunds/exchanges.***    
    Qty in Cart: 0
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    MSRP: $599.99
    $199.99
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  • Moomba Bimini Frame Mounting Hardware

    Moomba Bimini Frame Mounting Hardware

    Supra Boats
    $49.99
    Moomba Bimini Frame Mounting Hardware For Moomba's with the Roswell Bimini. Use the boat part look up below to ensure you are purchasing the correct part for your boat.    
    Qty in Cart: 0
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    $49.99
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  • MasterCraft Heater Core Only DCM

    MasterCraft Heater Core Only DCM

    MasterCraft
    $199.99
    MasterCraft Heater Core Only DCM MasterCraft Heater Core for the MasterCraft 556199 Heater Kit. Use the boat part look up below to ensure you are purchasing the correct part for your boat.    
    Qty in Cart: 0
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    $199.99
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  • MasterCraft Gauge - Speedo Black 3 Primary

    MasterCraft Gauge - Speedo Black 3 Primary

    MasterCraft
    $799.99
      MasterCraft Gauge - Speedo Black 3 Primary MasterCraft Gauge - Speedo 3 Primary. Black face. Use the boat part look up below to ensure you are purchasing the correct part for your boat.  
    Qty in Cart: 0
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    $799.99
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  • Bimini Canvas Only w/Boot (Black) - 2007 XStar

    MasterCraft
    $849.99
      Bimini Canvas Only w/Boot (Black) - 2007 XStar Bimini Canvas Only w/Boot. Black in color. For 2007 XStar. ***Please call or email us with your boat Hull ID Number to verify fit***This canvas is made to order from MasterCraft. All canvas order take...
    Qty in Cart: 0
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    $849.99
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  • MasterCraft Trailer Fender Non-Skid Kit

    MasterCraft
    $150.00
    MasterCraft Trailer Fender Non-Skid Kit For 2002-2015 Single Axle Trailers with Fiberglass Fenders. Diamond Tread Plate Pattern. These kits are made to order and have an estimated 4-6 week lead time. Some trimming of pads may be required due to slight...
    Qty in Cart: 0
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    $150.00
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  • MasterCraft Transducer - Lowrance

    MasterCraft Transducer - Lowrance

    MasterCraft
    $1,599.99
    MasterCraft Transducer - Lowrance This is the OEM MasterCraft Lowrance Transducer. For Use w/Multifunction Gauge. Please use the boat part look up below to ensure you have the correct part for your year, make, and model.
    Qty in Cart: 0
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    $1,599.99
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  • MasterCraft Driver's Seat Slide w/Swivel Seat w/Knob

    MasterCraft Driver's Seat Slide w/Swivel Seat w/Knob

    MasterCraft
    $299.99
    MasterCraft Driver's Seat Slide w/Swivel Seat w/Knob Get your driver's seat moving again by replacing your old and worn-out MasterCraft Driver's Seat Slide with a new OEM one from MasterCraft.Fits 2003-2014 XStar/214/X55. Use the boat part look up below...
    Qty in Cart: 0
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    $299.99
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  • PTM Edge Windshield Mirror Mount - ZXR Standard

    PTM Edge Windshield Mirror Mount - ZXR Standard

    PTM Edge
    $329.99
    PTM Edge Windshield Mirror Mount - ZXR Standard The PTM Edge Windshield Mirror Mount - Standard is a pivoting mirror bracket that mounts to your windshield. This mirror bracket provides a secure windshield mount for the PTM mirror. This model fits ...
    Qty in Cart: 0
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    $329.99
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  • Bimini Boot Only (Black) - ZFT4 Plus X46

    MasterCraft
    $399.99
      Bimini Boot Only (Black) - ZFT4 Plus X46 Bimini Boot Only. Black in color. For ZFT4 Plus Tower X46. ***Please call or email us with your boat Hull ID Number to verify fit***This canvas is made to order from MasterCraft. All canvas order take...
    Qty in Cart: 0
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    $399.99
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  • Supra Dash Display - 7" Color Touch - 2013

    Supra Dash Display - 7" Color Touch - 2013

    Skiers Choice
    $5,999.99
    Supra Dash Display - 7" Color Touch - 2013 Supra w/card 2013. ***Screens/Displays are not eligible for Return. All sales are final***
    Qty in Cart: 0
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    $5,999.99
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At WaterSkis.com, we combine deep product knowledge with industry-leading tools to help boat owners find the exact inboard boat parts they need. Whether you're working on a MasterCraft, Supra, or Moomba, our parts deliver the fit and reliability you can trust.

Use our Boat Part Lookup Tool to simplify your search, or explore related categories like cooling systems, engine components, and ignition parts. We’ve got everything you need to keep your boat running at its best.