Fittings such as these, for connecting a compressed air line to the spark plug hole for valve support, are available at most auto parts stores. Occasionally it is necessary or desirable to inspect or ...

As hard-chrome plating has fallen out of favor, hydraulic-cylinder manufacturers have developed alternative coatings and platings. Here is how they affect seal performance and life. • Hard-chrome ...

As diesel owners, we all know our engines are built with heavy, durable components. We know this because heavy-duty parts are required in order to withstand the kind of stresses a diesel is subjected ...