What Causes Uneven Spark Plug Wear?

Answer Modern spark plugs are more durable than most previous designs. Until recently, spark plugs rarely lasted beyond a few thousand miles, and chains of tune-up shops thrived by offering this vital ser... Read More »

Top Q&A For: What Causes Uneven Spark Plug Wear

What Causes Uneven Tire Wear?

Uneven tire wear can compromise safety and create a need for early tire replacement. Several things can cause this type of wear, including lack of regular vehicle maintenance, alignment issues and ... Read More »

The Causes of Uneven Wear on Motorcycle Tires?

Uneven tire wear, also called tire cupping, is a common occurrence in any vehicle. Older, ribbed tires are more vulnerable to this condition, but without proper maintenance and care, new tire style... Read More »

What Are the Causes of a Spark Plug Wire Malfunction?

Spark plug wires carry the ignition spark from the distributor or ignition module to the spark plugs. Depending on the year and model of vehicle, plug wires should be replaced anywhere between 24,0... Read More »

What Causes the Center Electrode to Crack on a Spark Plug?

Spark plugs are ubiquitous enough to be taken for granted, and simple enough in appearance to belie their inherent weaknesses and hidden complexities. Cracked plug insulators aren't the most common... Read More »