Automotive is located in Southern California having relocated
in the 1990's from New York where Joe Jill had established Speedwin
Engineering in 1960. Superior Automotive quickly gained a well deserved
reputation as one of the finest state-of-the-art high performance
automotive services, diagnostic and repair facilities in the U.S.,
just as Speedwin had from the 1960s through the 1990s.
Automotive specializes in Dyno Tuning, Engine Blueprinting, Cylinder
Head Blueprinting, LS1 engines, LS2 engines, LS7 engines, Engine
Dyno, Flow bench, Dynojet chassis Dyno, Carburetor rebuilding, Carburetor
rejetting and many other highly specialized automotive services.
We have recently developed a trule "Superior" Hemi Valve Spring Tool