Mercury Zephyr Engine Oil Dipsticks

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.

Classic cars ran on normal motor oils for decades, so why change now? The answer lies in the evolution of gasoline engines and how motor oil has co-evolved.

Lake Speed Jr., from Driven Racing Oil, discusses how to choose the motor oil with the right amount of zinc for your vehicle's unique needs.

Motor oil composition has changed. The reduction of ZDDP, zinc in oil, could now spell disaster for your engine. Watch this video to learn about ZDDP additives.

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

Make Your Engine Stand Out with These Engine Block Painting Tips

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

It is most certainly an important procedure and should be part of a weekly maintenance routine.

Learn how to repair an oil line leak using steel braided hose and AN fittings. See how to cut the hose, measure angles, apply fittings and install fuel lines back into your car.