Over the last 50 years, Burke E. Porter Machinery Company has developed the reputation of a technology pioneer and global leader in Vehicle Test Systems. Manufacturer of the first fully electric DVT Roll/Brake machine, BE......Over the last 50 years, Burke E. Porter Machinery Company has developed the reputation of a technology pioneer and global leader in Vehicle Test Systems. Manufacturer of the first fully electric DVT Roll/Brake machine, BEP has paved the way for innovation in automotive and heavy duty vehicle testing. Supplying End-of-Line equipment, Dynamometers and Tire and Wheel Assembly systems to all major OEM’s throughout the world.