Check and Set Spark Plug Gap: The air-fuel mixture is ignited when a spark "jumps" the gap between the spark plug electrodes. A smaller gap produces a shorter spark, and a larger gap creates a ...

A kit with some lower-profile 90-degree spark plug boots would be ideal, but for now a set of Accel's spark plug boot insulators (P/N 170086) should prevent damage.

The increase in spark voltage along with an increase in spark duration will allow you to open up the spark plug gap, resulting in a better fuel burn, more power, and an increase in fuel economy.

Spark plugs are essential in ensuring that your vehicle performs at its best. If yours need changed, and you want to do it yourself, here's what you'll need.

Perhaps my google-fu is weak today. I have an '88 Honda Accord, and I'm trying to change the spark plugs. I've done several searches but I just can't seem to find any reference as to what to gap ...

Inspecting the spark plug wires for fraying or cracking is also a good idea. Equally important is to use the correct set of plugs for your car.