What Causes Spark Plugs to Get Wet & Foul Out?

Answer When a vehicle engine is reluctant to start, it often means that the spark plugs need changing. Like many automotive components, spark plugs don't last forever. A common malfunction is a wet spark ... Read More »

Top Q&A For: What Causes Spark Plugs to Get Wet & Foul Out

Why Do Spark Plugs Foul on a Honda Lawnmower Engine?

Operating your Honda lawnmower only works if your spark plug is in working order. Spark plugs fire over 1,000 times a minute to ignite fuel vapors in the combustion chamber. But if something inside... Read More »

What Is the Difference Between Regular Spark Plugs & Performance Spark Plugs?

Automotive technology has advanced so much that one may argue the standard spark plug has disappeared altogether and all plugs are performance enhanced. The truth is that standard plugs, much like ... Read More »

What Happens If You Replace Platinum Spark Plugs With Regular Plugs?

Many vehicles came from the factory with platinum or iridium spark plugs, but most applications also list the good old copper spark plug. There can be multiple versions of all of them, depending on... Read More »

Resistors Used in Spark Plugs & Spark Plug Wires?

In early model vehicles before fuel injection and engine management computers, copper or stainless steel core spark plug wires were used. This type of wire was encased in rubber, and this type of c... Read More »