It's hard to guess when the first louvers were made on a hot rod, but it might have been done by the boys who were among the first to race at El Mirage, Muroc, and later at Bonneville. Back then, ...

In the '50s and early '60s louvers were the rage, but by the mid '60s they were almost forgotten. The popularity of the late '60s musclecars was responsible for the decline; it wasn't fashionable to ...