Thinking Outside The Box:
Research and Developement

DRD has over 30 years experience in Air-cooled specific cylinder head design and Air-cooled engine building. Over the years, we have developed head & port designs that have been proven repeatedly on the street, race track, and off road. At DRD, We have all the machines and tools under our roof to have full control on our products. We will continue with ongoing R&D, specifically geared towards head design and engine combinations to advance the Air Cooled Power plant to the next level.

See how DRD puts our R&D to the test:
CNC Technology - Custom Head Porting & Design
Dyno Services - Performance Engine Design & Tunning