How often you change the spark plugs in your car depends on the recommendations of its manufacturer. Typically, it'll be somewhere around the 100,000-mile mark for new vehicles, but it could be much ...

Changing the fluid in my 1975 International Scout‘s manual transmission took me a few hours. A lot of that time was spent pumping it’s-barely-a-liquid 90W GL-1 gear oil three feet uphill through a ...

We earn commissions from purchases you make using links in our articles. Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of ...