1 Answer:
  • Lun Ng
    Malfunctioning spark plugs can result in increased fuel consumption and emissions because of incomplete combustion. The lack of proper acceleration is another sign of faulty spark plugs in a car. This causes the engine to not respond and struggle to increase speeds when the accelerator pedal is depressed.
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  • How often should you change your spark plugs?

    between every 80,000 and 100,000 miles
    Spark plugs are designed for long-term durability, meaning that they only need to be replaced between every 80,000 and 100,000 miles. However, they can become damaged earlier than expected and require replacements to avoid pricey engine repairs.5 Jul 2019
  • Will changing my spark plugs improve performance?

    Improved Horsepower. Finally, new spark plugs can greatly improve your car's horsepower and overall engine performance. When you change your worn-out spark plug with fresh spark plugs, you'll notice a much faster engine response when driving.3 Jan 2022
  • What is the hottest burning spark plug?

    Champion plugs are hotter the higher the number, colder the lower the number. Starting with part # RCJ7Y (heat range 7), a colder plug would be # RCJ6Y (heat range 6), a hotter plug would be # RCJ8Y (heat range 8).
  • How do I choose the right spark plug?

    Part of a video titled Which Spark Plugs Should I Choose For My Vehicle? - YouTube
    0:24
    2:10
    The type of metal can make a huge difference in both performance and fuel efficiency your vehicle'sMoreThe type of metal can make a huge difference in both performance and fuel efficiency your vehicle's manufacturer will recommend a specific spark plug type for your vehicle.
  • What does 1 step colder spark plugs mean?

    Part of a video titled NGK WRX One Step Colder Spark Plugs- Whats in the Box? - YouTube
    1:15
    2:39
    So the difference between a one-step colder and a stock heat range plug. So a one-step colder allMoreSo the difference between a one-step colder and a stock heat range plug. So a one-step colder all it's going to do is dissipate heat faster from the combustion chamber itself.

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