The new Digital HP ignition box from PerTronix is like a successful reinvention of the wheel. It's small (70 percent smaller than other boxes), packs a 187 mJ punch (30 percent more than other ...

In Part 1 of Ignition Tech we covered the basics of spark plug wires along with the differences in make and design of plug wires from several wire manufacturers. We uncovered the difference in carbon ...

MSD has been making these iconic red ignition boxes since the early ’80s. Since then hundreds of thousands of these units have found their way onto everything from street cars to serious racing ...

Precise ignition timing is essential for high-performance engine tuning and ensuring your small-block or big-block is delivering every horsepower within its capability. Since the era of poodle skirts, ...

When it comes to your motorcycle’s electrical and ignition systems, there’s a lot to know about diagnosis and repair. One potential complication involves your bike’s CDI box. But what is a CDI box on ...