Semi-Truck Engine Parts

Semi-Truck Engine Parts

Semi-Truck Engine Parts

Explore a diverse range of new semi-truck engine parts at 4 State Trucks. Discover quality OE and aftermarket replacement filters, belts, sensors, flywheel components, and more online to ensure your engine runs smoothly. Elevate your truck's engine with our quality parts today!
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  • TPHD 1.875 Inch Oil Filler Cap With Chain For CAT
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    TPHD 1.875 Inch Oil Filler Cap With Chain For CAT

    TPHD

    $21.31
    Oil Filler Cap Fits CATUpgrade your vehicle's fuel system with our quality Cap, complete with a convenient chain for secure closure. This aftermarket replacement part has a diameter of 1.875 inches, ensuring compatibility with various applications. Sold...
    $21.31
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  • BESTfit Size 8 Fuel Check Valve For 12.7L Detroit Diesel Engine BESTfit Size 8 Fuel Check Valve For 12.7L Detroit Diesel Engine
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    BESTfit Size 8 Fuel Check Valve For 12.7L Detroit Diesel Engine

    BESTFIT TRUCK PARTS

    $61.19
    BESTfit Size 8 12.7L Detroit Diesel Engine Fuel Check Valve * High Quality Fuel Check Valve* Sold Individually* Warranty On Fuel Check Valves Against Defects In Workmanship & Material From Date Of Purchase.*** High Quality Aftermarket Replacement Part...
    $61.19
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  • 4 Spade Engine Brake Switch Replaces K301-270, D66053216 For Kenworth T300-T450 4 Spade Engine Brake Switch Replaces K301-270, D66053216 For Kenworth T300-T450
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    4 Spade Engine Brake Switch Replaces K301-270, D66053216 For Kenworth T300-T450

    AUTOMANN USA

    $27.14
    Engine Brake Switch For Kenworth T300 & T450 - Replaces 8956K790   * High Quality Engine Break Switch* 4 Pin* 15/32 Inch - 32* 1.437 Inch Switch Length* 1.400 Inch From Front Plate to Pin* Sold Individually*** High Quality Aftermarket...
    $27.14
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  • Filter Wrench Ratcheting Chain
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    Filter Wrench Ratcheting Chain

    AUTOMANN USA

    $46.91
    Filter Wrench Racheting Chain * High Quality Ratcheting Chain* Fits 3 Inch Thru 4.5 Inch Diameters* Sold Individually* Warranty On Ratcheting Chain Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement...
    $46.91
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  • Ignition Switch W/ 4 Position Lock Tumbler & 4 Screw Terminals For 3/4 Inch to 1 Inch Panel Hole
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    Ignition Switch W/ 4 Position Lock Tumbler & 4 Screw Terminals For 3/4 Inch to 1 Inch Panel Hole

    AFTERMARKET

    $16.31
    Ignition Switch W/ 4 Position Lock Tumbler That Fits 3/4 Inch to 1 Inch Panel Hole * High Quality Ignition Switch* Includes: - (2) Detachable Keys - Hardware For Mounting - Four Screw Terminals* 4 Position Lock Tumbler Park On/Off Starter* Fits 3/4...
    $16.31
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  • TD Style 1 Stud Sending Unit W/ 1/8 Inch NPTF Standard Threading
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    TD Style 1 Stud Sending Unit W/ 1/8 Inch NPTF Standard Threading

    ISSPRO

    $71.39
    Sending UnitWe offer top of the line aftermarket Isspro sender units for your big rig. This sending unit is accurate in measuring the amount of fuel in the fuel tank and communicates the fuel level to the fuel gauge on the dashboard. It comes with a...
    $71.39
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  • On Sale
    Drive Tip For Signal Generator With .203 Tang
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    Drive Tip For Signal Generator With .203 Tang

    ISSPRO

    Now: $4.42
    Was: $14.27
    Signal Generator Drive TipAt Elite Truck Accessorieswe offer aftermarket Isspro drive tips for signal generators. This drive tip features a .203 tang and comes with a warranty against defects in materials and workmanship. Isspro is a trusted brand for...
    Now: $4.42
    Was: $14.27
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  • On Sale
    Drive Tip For Signal Generator With .187 Tang
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    Drive Tip For Signal Generator With .187 Tang

    ISSPRO

    Now: $3.38
    Was: $25.99
    Signal Generator Drive TipAt 4 State Trucks, we offer aftermarket Isspro drive tips for signal generators. This drive tip features a .187 tang and comes with a warranty against defects in materials and workmanship. Isspro is a trusted brand for any and...
    Now: $3.38
    Was: $25.99
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  • TB Style 1 Stud Oil Temperature Sender W/ 1/2 Inch NPTF Threading
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    TB Style 1 Stud Oil Temperature Sender W/ 1/2 Inch NPTF Threading

    ISSPRO

    $32.63
    Oil Temperature SenderFind aftermarket Isspro oil temperature senders for your big rig with a warranty against defects in materials and workmanship at 4 State Trucks. Isspro is a trusted brand for any and all gauges, for over 60 years they have been a...
    $32.63
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  • TB Style 1 Stud Oil Temperature Sender W/ 1/8 Inch NPTF Threading
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    TB Style 1 Stud Oil Temperature Sender W/ 1/8 Inch NPTF Threading

    ISSPRO

    $23.99
    Oil Temperature SenderEnsure accurate readings with this high quality Isspro oil temperature sender. It is sold individually and is backed with a warranty against defects in materials and workmanship. Isspro is a trusted brand for any and all gauges, for...
    $23.99
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  • TA Type 100 - 240 Degree Water Temperature Sender W/ 1/8 Inch NPTF Threading
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    TA Type 100 - 240 Degree Water Temperature Sender W/ 1/8 Inch NPTF Threading

    ISSPRO

    $29.57
    Water Temp Sender TA Type 100-240 Deg With 1/8 Inch NPTF Threading And 1 Stud Terminal * High Quality Water Temperature Sender * Features: - 1/8 Inch NPTF Threading - Sender Type TA - Calibrated to 100-240 Degrees F - 1 Stud Terminal* Designed To Drive...
    $29.57
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  • Fuel & Oil Sender W/ 1/8 Inch Thread Single Stud
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    Fuel & Oil Sender W/ 1/8 Inch Thread Single Stud

    ISSPRO

    $44.87
    Fuel Oil SenderAt Elite Truck Accessorieswe offer aftermarket Isspro fuel/oil senders for your big rig that comes with a warranty against defects in materials and workmanship. Isspro is a trusted brand for any and all gauges, for over 60 years they have...
    $44.87
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