Darcy Racing Specialites has been in business since 1983! 
Phillip Darcy is owner operator of this high performance machine shop that is totally set up for motorcycles. 
 
Dirt track racing is our business.   #1 in racing heads for over 20 years!  Both HD and Rotax champions have used our cylinder heads over the past 20 years!  Winning is our goal for you!

Flow benched tested and dyno tested machines mean your best engine yet.

Located in the Fort Worth, Texas area with easy access from Hwy 121.