If you've been readingHPPfor any length of time, you likely recognized the importance of spark advance. Over the years we have reported through dyno and/or dragstrip testing the benefits of optimizing ...

MSD is a name that's synonymous with high-quality ignition components. With products ranging from coils to rev limiters, the company is probably best known for its array of ignition control boxes that ...

The demands for better emissions and fuel economy in the mid 1970s necessitated leaner fuel mixtures. These leaner mixtures required greater voltage and more spark to ignite. This challenge led GM ...