Q:I have a 327 in my '31 Ford that features nearly the same cam and components as the one you referenced recently in Pit Stop (Nov. '12). Since a 1.6:1-ratio rocker arm will push the valve a little ...

When you get right down to it, many of the tasks involved in building a race engine are mundane. It isn't too difficult to drop a piston in a hole or bolt up an intake manifold. And neither is ...

Does your engine need a valve adjustment? It depends on the age, condition and brand of vehicle you’re driving. Due to the popularization of roller-follower valve train designs that reduce friction ...

Q:I have a 2006 V-6 4Runner that now has more than 105,000 miles. Should I have the valves adjusted? Everyone I talk to says not to bother, and that it costs too much. A:Toyota recommends a valve ...