Gas-powered internal combustion engines need spark plugs to (literally) ignite and complete the combustion stroke, enabling the motor to produce power. They may seem unusual to the untrained eye, but ...

The automotive world has evolved in such a way that engines require spark plugs of a specific type. Using the wrong kind can lead to misfires and inefficiency, especially because spark plugs also come ...

How long spark plugs last varies with different cars and different types of spark plugs. Older cars often had to have their spark plugs replaced every 5,000 to 10,000 miles, while some newer cars — ...

We may receive a commission on purchases made from links. Most manufacturers suggest spark plugs (and wires, if you're being thorough) be replaced between 30,000 and 100,000 miles depending on the ...