Can Incorrect Spark Plugs Cause Engine Problems?

Mechanic inspecting spark plugs in a car engine, showing how incorrect spark plugs can cause engine problems at Rapid Rev Garage in Dubai.

Yes, incorrect spark plugs can cause several engine problems. The wrong plug type, size, heat range or gap can affect how well the engine burns fuel. You may notice rough idling, poor acceleration, hard starting, higher fuel use or engine misfires. In some cases, the wrong spark plug can also cause damage if it does … Read more