Riders have been warned to be on the lookout for fake NGK CR9EIX spark plugs which could cause engine damage due to melted centre electrodes. The plugs are among large batches of counterfeit motor ...

Like rotating tires or changing oil, replacing spark plugs is a job that can be easily, and inexpensively, done in the confines of your own home. Although they don’t need maintenance as often as the ...

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 ...