Engine Wiring Harnesses

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For Reference Only - Some Applications May Vary.


32 Items
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  1. Harness - Engine/Transmission K068-6055 - Kenworth
    Price $406.04 Original price $417.46
    Ships within 72 hours
  2. Electrical Wiring Harness A9361506020 - Detroit Diesel
    Price $466.65
    Ships within 72 hours
  3. Electrical Wiring Harness A9361505920 - Detroit Diesel
    Price $433.32
    Ships within 72 hours
  4. Electrical Wiring Harness A6805405005 - Detroit Diesel
    Price $466.65
    Ships within 72 hours
  5. Harness A4721509433 - Detroit Diesel
    Price $466.65
    Ships within 72 hours
  6. Harness A4721507133 - Detroit Diesel
    Price $404.14
    Ships within 72 hours
  7. Electrical Wiring Harnss A4721505020 - Detroit Diesel
    Price $405.87
    Ships within 72 hours
  8. Harness A4721504733 - Detroit Diesel
    Price $408.71
    Ships within 72 hours
  9. Harness A4721503520 - Detroit Diesel
    Detroit Diesel Harness A4721503520
    Part# A4721503520 OLD# A4721502620
    Price $485.17
    Ships within 72 hours
  10. Harness A4721501720 - Detroit Diesel
    Price $496.28
    Ships within 72 hours
  11. Harness A4711506933 - Detroit Diesel
    Price $488.88
    Ships within 72 hours
  12. Harness A4711504056 - Detroit Diesel
    Price $451.84
    Ships within 72 hours
  13. Harness A4711503856 - Detroit Diesel
    Price $416.66
    Ships within 72 hours
  14. Harness A4711503456 - Detroit Diesel
    Price $474.05
    Ships within 72 hours
  15. Harness A4711502586 - Detroit Diesel
    Price $435.81
    Ships within 72 hours
  16. Harness A4711502486 - Detroit Diesel
    Price $443.24
    Ships within 72 hours
  17. Main Harness A4601500133 - Detroit Diesel
    Price $448.40
    Ships within 72 hours
  18. Cable Kit A0001505133 - Detroit Diesel
    Price $440.72
    Ships within 72 hours
  19. Harness Asm 23539095 - Detroit Diesel
    Price $447.20
    Ships within 72 hours
  20. Harness 23527916 - Detroit Diesel
    Price $422.21
    Ships within 72 hours
  21. Harness 23514224 - Detroit Diesel
    Price $496.28
    Ships within 72 hours
  22. Harness 23512298 - Detroit Diesel
    Price $492.57
    Ships within 72 hours
  23. Harness - Engine Transmission K068-6762 - Kenworth
    Price $414.14 Original price $425.79
    Ships within 72 hours
  24. Harness 23513558 - Detroit Diesel
    Price $466.65
    Ships within 72 hours
  25. Harness Asm 23536241 - Detroit Diesel
    Price $424.99
    Ships within 72 hours
  26. Electrical Wiring Harnss A4721505120 - Detroit Diesel
    Price $408.71
    Ships within 72 hours
  27. Harness Assembly 352-2161 - CAT
    CAT Harness Assembly 352-2161
    Part# 352-2161 OLD# 3522161
    Price $416.67
    Ships within 72 hours
  28. Electrical Wiring Harnss A4731505920 - Detroit Diesel
    Price $436.49
    Ships within 3 to 6 weeks
  29. Electrical Wiring Harness A4721505420 - Detroit Diesel
    Price $414.80
    Ships within 3 to 6 weeks
  30. Harness A4711503586 - Detroit Diesel
    Price $429.61
    Ships within 3 to 6 weeks
  31. Harness W/Tb A4601500433 - Detroit Diesel
    Price $433.32
    Ships within 3 to 6 weeks
  32. Harness 23521552 - Detroit Diesel
    Price $448.13
    Ships within 3 to 6 weeks
32 Items
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Engine Wiring Harnesses - The Heartbeat of Your Truck

Navigating the maze of wires under the hood can be daunting. But among them, engine wiring harnesses stand out as crucial components. They ensure that power and data flow correctly, keeping the engine humming smoothly.

What's the Big Deal?

Engine wiring harnesses are like the nervous system of a truck. They transmit electrical signals from the engine control unit (ECU) to various engine components. This ensures:

  • Efficient Fuel Combustion: Proper signals lead to timely fuel injection.
  • Smooth Gear Shifts: Transitions between gears become seamless.
  • Optimal Performance: With accurate data transmission, engines run at peak efficiency.

Factors to Consider

When looking for an engine wiring harness, certain factors shouldn't be overlooked:

  • Quality: Harnesses endure a lot, from engine heat to vibrations. Quality materials ensure longevity.
  • Fit: Trucks vary, and so do their wiring needs. Always ensure the harness is suitable for the specific truck model.
  • Protection: A good harness comes with protective sheathing, preventing damage from engine heat or any potential abrasion.

Common Issues to Watch Out For

Engine wiring harnesses can experience wear and tear. Some signs of a faltering harness include:

  • Unexpected engine stalls
  • Reduced fuel efficiency
  • Misfiring or irregular engine behavior

If any of these issues are observed, it might be time for a thorough inspection or a replacement.

Find the Best at Big Rig Shop

For those serious about the health and performance of their truck, the Big Rig shop offers a wide assortment of engine wiring harnesses. These harnesses are designed to meet the demanding needs of modern trucks, ensuring they continue to perform at their best.

In conclusion, while wires and cables might seem like mere details, they play a massive role in the grand scheme of things. A truck's performance, efficiency, and overall health greatly depend on the integrity of its engine wiring harness. And when it's time to invest in a new one, there’s no better place than the Big Rig shop to find the perfect match.