What gauge is a spark plug wire?

Answer Spark plug wires have a total diameter--including insulation--of about 7 to 8 mm. Some plug wires have a solid wire core, but most have a composite conductor to suppress EMI, or electromagnetic int... Read More »

Top Q&A For: What gauge is a spark plug wire

How to Use a Spark Plug Gap Gauge?

For your vehicle to operate at peak performance, the gap needs to be set properly on your spark plugs. Too little or too big a gap can cause your engine to burn too much gas, resulting in higher em... Read More »

How to Fix a Spark Plug Wire Mix Up?

Your car coughs and jerks down the road after an amateur spark plug change--chances are you mixed up the spark plug wires. The "firing order" of the spark plugs refers to the order in which the dis... Read More »

The Spark Plug Wire Won't Fit on My Neon?

The Dodge Neon engine is designed with the spark plugs firing directly in the center of the cylinder. This is known as a hemispherical arrangement, and it has many advantages. However, it requires ... Read More »

How to Connect a Spark Plug Wire?

Replacing and maintaining spark plugs are essential tasks to keeping your vehicle engine running smoothly. Part of this engine maintenance is attaching spark plug wires correctly. This task not onl... Read More »