In 1960, Joe Jill
established Speedwin Engineering in New York. It was one of
the most complete machine shop and dynamometer facilities on
the east coast.In 1990 the family relocated to California and
opened Superior Automotive. This state-of-the-art facility quickly
earned a reputation as an expert diagnostic and repair facility.
Superior Automotive's 1,200 horsepower chassis dynamometer assists
in quickly solving performance and mileage problems and analyzing
ignition and fuel curves for peak performance. In an age when
mass production has replaced attention to detail, Superior Automotive
has held onto its ideals of high quality workmanship and personalized
attention to every job.