Illinois Engine Design Machine Shop D & M Performance is Illinois Finest Automotive Machine Shop. As an Official VP Racing Fuel Distributor for Breese and all of Southern IL we provide the choice Racing Fuels out there. The services embody High performance engine design and fix ups. We work on Engine Blocks and Cylinder Heads as well as Flywheel re-surfacing. We are the best performance Engine Builders in St. Louis IL we also offer great service.