ABOUT US Robbie Draughon has been involved with racing for over 25 years. Influenced and guided by some of the industry's best, he honed his craft. In building his own engines, he discovered quality machine work and quick turnaround were a must to be successful. Quality craftsmanship and Robbie's neverending pursuit of perfection are built into every RDPD engine. Whether a circle track or drag race engine, rest assured you will receive nothing less than the best.