Perfect examples of this are the popular drag radial classes that have sprung up in grassroots street-legal drag racing series, such as the NMCA, PRO, NMRA, PSCA, and others. But despite being ...

Pinging—that sound that resembles pebbles being thrown on a tin roof—has become familiar to all of us as a common occurance with today's low-octane fuel and reduced engine speeds. Call it pinging, ...