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Kenworth Cabover Engine & Performance Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • AirDog Fuel Pressure Splice W/ 1/8 Inch NPT Center Fitting Port

    AirDog Fuel Pressure Splice W/ 1/8 Inch NPT Center Fitting Port

    AIRDOG HD

    $13.00
    Fuel Pressure Splice W/ 1/8 Inch NPT Center Fitting Port By AirDog* High Quality Fuel Pressure Splice* Designed To Go Into A 1/2 Inch Fuel Hose* Includes:  - 1/8 Inch NPT Center Fitting Port* Sold...
    09-07030172
    SKU:
    09-07030172
    Product Type:
    Engine Parts
    Location:
    Made In USA
    Make:
    Universal Items
    $13.00
    Qty in Cart: 0
    Price:
    $13.00
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Aluminum A/C Expansion Valve W/ Slim Line Block Style Design For Kenworth Replaces 1000534258BSM

    BESTfit Aluminum A/C Expansion Valve W/ Slim Line Block Style Design For Kenworth Replaces 1000534258BSM

    BESTFIT TRUCK PARTS

    $46.99
    Aluminum A/C Expansion Valve W/ Slim Line Block Style Design By BESTfit Replaces 1000534258BSM Fits KenworthMaintain efficient air conditioning performance with the BESTfit Aluminum A/C Expansion...
    29-07000025
    SKU:
    29-07000025
    Product Type:
    Engine Parts
    Material Options:
    Aluminum
    Make:
    Kenworth
    $46.99
    Qty in Cart: 0
    Price:
    $46.99
    Subtotal:
  • Power Klenz 5007 Diesel Additive - 1 Quart

    Power Klenz 5007 Diesel Additive - 1 Quart

    AFTERMARKET

    $27.76
    1 Quart Power Klenz 5007 Diesel Additive* High Quality Diesel Enhancement* Increases Cetane 40 Points and Lubricity 67%* Cleans/Disperses Asphltenes and Injector Deposits* Prevents Sludge Induced...
    5007QT
    SKU:
    5007QT
    Product Type:
    Engine Parts
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $27.76
    Qty in Cart: 0
    Price:
    $27.76
    Subtotal:
  • BESTfit Six Bolt PowerShift Power Take-Off For Mechanical Transmissions Replaces 180274J, 270GBHVPB3XK, 272GBHVPB3RK

    BESTfit Six Bolt PowerShift Power Take-Off For Mechanical Transmissions Replaces 180274J, 270GBHVPB3XK, 272GBHVPB3RK

    BESTFIT TRUCK PARTS

    $3,311.99
    Six Bolt PowerShift Power Take-Off By BESTfit Replaces 180274J, 270GBHVPB3XK, 272GBHVPB3RK Fits Mechanical TransmissionsDesigned for strength and dependable operation, the BESTfit Six Bolt PowerShift...
    29-07050039
    SKU:
    29-07050039
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $3,311.99
    Qty in Cart: 0
    Price:
    $3,311.99
    Subtotal:
  • Belt Tensioner Assembly - 1.692 X 2.913 OD Inch Pulley

    Belt Tensioner Assembly - 1.692 X 2.913 OD Inch Pulley

    AFTERMARKET

    $230.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.692 Inch  - Pulley O.D. 2.913 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060023
    SKU:
    29-07060023
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $230.99
    Qty in Cart: 0
    Price:
    $230.99
    Subtotal:
  • Belt Tensioner Assembly - 1.279X 2.362 OD Inch Pulley

    Belt Tensioner Assembly - 1.279X 2.362 OD Inch Pulley

    AFTERMARKET

    $155.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.279 Inch  - Pulley O.D. 2.362 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060025
    SKU:
    29-07060025
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $155.99
    Qty in Cart: 0
    Price:
    $155.99
    Subtotal:
  • Belt Tensioner Assembly - 1.10 X 3.15 OD Inch Pulley

    Belt Tensioner Assembly - 1.10 X 3.15 OD Inch Pulley

    AFTERMARKET

    $151.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width 1.10 Inch  - Pulley O.D. 3.15 Inch* Sold Individually* Warranty On Tensioner Assemblies Against...
    29-07060032
    SKU:
    29-07060032
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $151.99
    Qty in Cart: 0
    Price:
    $151.99
    Subtotal:
  • Tensioner Assembly - 1.574 X 2.952 OD Inch Pulley

    Tensioner Assembly - 1.574 X 2.952 OD Inch Pulley

    AFTERMARKET

    $288.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.574 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060021
    SKU:
    29-07060021
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $288.99
    Qty in Cart: 0
    Price:
    $288.99
    Subtotal:
  • Belt Tensioner Assembly - 1.311 X 3.023 OD Inch Pulley

    Belt Tensioner Assembly - 1.311 X 3.023 OD Inch Pulley

    AFTERMARKET

    $162.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.311 Inch  - Pulley O.D. 3.023 Inch* Number Of Grooves- 8* Sold Individually* Warranty On...
    29-07060022
    SKU:
    29-07060022
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $162.99
    Qty in Cart: 0
    Price:
    $162.99
    Subtotal:
  • Belt Tensioner Assembly - 1.574 X 3.405 OD Inch Pulley

    Belt Tensioner Assembly - 1.574 X 3.405 OD Inch Pulley

    AFTERMARKET

    $213.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.574 Inch  - Pulley O.D. 3.405 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060015
    SKU:
    29-07060015
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $213.99
    Qty in Cart: 0
    Price:
    $213.99
    Subtotal:
  • Belt Tensioner Assembly - 1.811 X 3.149 OD Inch Pulley

    Belt Tensioner Assembly - 1.811 X 3.149 OD Inch Pulley

    AFTERMARKET

    $189.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.811 Inch  - Pulley O.D. 3.149 Inch* Number Of Grooves- 6* Sold Individually* Warranty On...
    29-07060018
    SKU:
    29-07060018
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $189.99
    Qty in Cart: 0
    Price:
    $189.99
    Subtotal:
  • Belt Tensioner Assembly - 1.826 X 2.952 OD Inch Pulley

    Belt Tensioner Assembly - 1.826 X 2.952 OD Inch Pulley

    AFTERMARKET

    $197.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.826 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060017
    SKU:
    29-07060017
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $197.99
    Qty in Cart: 0
    Price:
    $197.99
    Subtotal:
  • Belt Tensioner Assembly - 2.244 X 2.913 OD Inch Pulley For Kenworth T660, Peterbilt 379

    Belt Tensioner Assembly - 2.244 X 2.913 OD Inch Pulley For Kenworth T660, Peterbilt 379

    AFTERMARKET

    $220.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 2.244 Inch  - Pulley O.D. 2.913 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060024
    SKU:
    29-07060024
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $220.99
    Qty in Cart: 0
    Price:
    $220.99
    Subtotal:
  • Belt Tensioner Assembly - 1.62 X 2.75 OD Pulley

    Belt Tensioner Assembly - 1.62 X 2.75 OD Pulley

    AFTERMARKET

    $606.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width 2.620 Inch  - Pulley O.D. 5.750 Inch* Number Of Grooves- 2* Sold Individually* Warranty On...
    29-07060004
    SKU:
    29-07060004
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $606.99
    Qty in Cart: 0
    Price:
    $606.99
    Subtotal:
  • Belt Tensioner Assembly - 1.279 X 2.952 OD Inch Pulley

    Belt Tensioner Assembly - 1.279 X 2.952 OD Inch Pulley

    AFTERMARKET

    $138.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.279 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060014
    SKU:
    29-07060014
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $138.99
    Qty in Cart: 0
    Price:
    $138.99
    Subtotal:
  • Belt Tensioner Assembly - 1.826 X 2.952 OD Inch Pulley Replaces 49587, 38634, 1873217C1

    Belt Tensioner Assembly - 1.826 X 2.952 OD Inch Pulley Replaces 49587, 38634, 1873217C1

    AFTERMARKET

    $211.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.826 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060020
    SKU:
    29-07060020
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $211.99
    Qty in Cart: 0
    Price:
    $211.99
    Subtotal:
  • Belt Tensioner Assembly - 1.574 X 2.952 OD Pulley

    Belt Tensioner Assembly - 1.574 X 2.952 OD Pulley

    AFTERMARKET

    $171.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.574 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060013
    SKU:
    29-07060013
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $171.99
    Qty in Cart: 0
    Price:
    $171.99
    Subtotal:
  • Belt Tensioner Assembly - 1.574 X 2.952 OD Inch Pulley

    Belt Tensioner Assembly - 1.574 X 2.952 OD Inch Pulley

    AFTERMARKET

    $173.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.574 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060016
    SKU:
    29-07060016
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $173.99
    Qty in Cart: 0
    Price:
    $173.99
    Subtotal:
  • Belt Tensioner Assembly - 1.535 X 2.952 OD Pulley

    Belt Tensioner Assembly - 1.535 X 2.952 OD Pulley

    AFTERMARKET

    $186.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width- 1.279 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies...
    29-07060008
    SKU:
    29-07060008
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $186.99
    Qty in Cart: 0
    Price:
    $186.99
    Subtotal:
  • Belt Tensioner Assembly - 1.279 X 2.952 OD Pulley

    Belt Tensioner Assembly - 1.279 X 2.952 OD Pulley

    AFTERMARKET

    $313.99
    Belt Tensioner Assembly* High Quality Tensioner Assembly* Steel And Poly* Dimensions:  - Pulley Width 1.279 Inch  - Pulley O.D. 2.952 Inch* Sold Individually* Warranty On Tensioner Assemblies Against...
    29-07060003
    SKU:
    29-07060003
    Product Type:
    Engine Parts
    Material Options:
    Steel
    Make:
    Universal Items
    $313.99
    Qty in Cart: 0
    Price:
    $313.99
    Subtotal:
  • Total: items /

Adding your products to cart

Kenworth Cabover Engine & Performance Parts: Boost your cabover’s power and efficiency with top-notch upgrades like FASS fuel systems, Borg Warner turbochargers, ceramic-coated manifolds, and fuel pump mounting kits. Find mufflers, serpentine belts, and other essentials to keep your rig running strong. Perfect for W900, T600, and other models, this category has premium parts from trusted brands to take your truck’s performance to the next level.

Frequently Asked Questions About Kenworth Cabover Engine & Performance Parts

Will these engine and performance parts fit my specific Kenworth cabover model?

Kenworth cabover models (such as the K100, K300, and other COE variants) were built across many years with different engine configurations, so fitment can vary significantly. Always check the listed compatibility details on each product page, including model year and engine type, and have your VIN or engine serial number handy when ordering or contacting our team to confirm the correct fit.

Are these parts OEM or aftermarket, and does that affect quality?

Our catalog includes a mix of OEM and quality aftermarket replacement parts. Aftermarket components are manufactured to match OEM specifications for fit and performance, and we work with trusted suppliers to ensure reliability. Product descriptions note whether an item is OEM or aftermarket so you can choose based on your budget and preference.

What information do I need before ordering to make sure I get the right part?

Because cabover engine and performance components are tied closely to engine make, model, and configuration, it helps to know your truck's engine manufacturer, engine serial number, and chassis details before placing an order. If you're unsure, our customer service team can help you verify compatibility using this information.

Can I install these parts myself, or should I use a professional mechanic?

Some smaller components may be straightforward for experienced DIY mechanics, but many engine and performance parts involve critical systems that affect drivability and safety. We recommend having any complex installation, such as turbo, fuel system, or exhaust-related components, performed by a qualified diesel mechanic familiar with older Kenworth cabover platforms.

Do these parts meet emissions or performance regulations for older cabover trucks?

Regulatory requirements vary by state and by the age of the vehicle, and older Kenworth cabovers may fall under different emissions rules than newer trucks. It's important to check your local and federal regulations before making modifications to engine or exhaust components. If you have specific compliance questions, we encourage you to consult with a certified technician or your local DOT office before installation.


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