This GM HEI has the typical gummed-up mechanical-advance mechanism. Note the corrosion on the advance-weight pivot pins (arrows) caused by voltage arc-over and lack of lubrication. Brad Urban at The ...

There's a tiny silver can on the side of most distributors that is easily the most misunderstood component of any distributor-based ignition system. Feared by many, and ignored by many more, the ...

Last month we took a '65 Mustang with a 225hp, 289 4V and did some minor engine tuning to see what kind of performance improvements we could make. After some work on the ignition, the spark plugs, and ...