While many folks view diesel engines as indestructible, they do still need maintenance. Oil changes, fuel filter replacement, and cleaning or changing the air filter are all important items when it ...

Dear Tom and Ray: My 2006 Honda Element has 108,000 miles. The dealer recommends a valve-clearance adjustment at this time. Is this a service you would recommend, or is it not necessary? Please ...

During the late '90s, carburetor tuning and modifying received something of a jolt when Barry Grant introduced his racing four-barrel, the Demon. The innovations included streamlined air intakes, ...

Picking up where we left off, this month we'll finish our examination of carburetor tuning by focusing on the Rochester Quadrajet. If you missed last month's "Power Tuning" issue, by all means grab a ...

Adjusting overhead valves on heavy-duty ­diesels is a routine maintenance item subject to benign neglect in many of today’s fleets. The hardware that links the camshaft to the valves and some ...

Classic Mustangs equipped with Bendix power-assisted steering yield all kinds of challenges for enthusiasts who have to live with them. When components are fresh and everything is installed properly, ...

A single power plant uses hundreds of valves to control almost every aspect of its operation. Valves, in conjunction with a controlling actuator, are used for pollution control, feed water, cooling ...