I am running RH9 and is not a subscriber to RHN. I want to patch PHP in my system but the download's at php.net are all in tar.gz; not rpm. Can I patch my system with the tar.gz distribution? If not, ...

In the Apr. '07 issue of Circle Track, we tested FAST's new portable air/fuel meter with a race engine on a dyno and found that the tool is useful for dialing in the best air/fuel ratios for power ...

We've often said the Edelbrock RPM Air-Gap dual-plane intake manifolds are the best choice for carbureted engines under 6,500 rpm and sometimes up to 7,000. In previous testing we noted that the RPM ...

In this exciting DIY tutorial, discover the step-by-step process to make a powerful RPM DC motor from scratch. Perfect for hobbyists and enthusiasts alike, this video breaks down complex engineering ...