Here is a great profile article on the late-great Bill “Grumpy” Jenkins and the 1967 big-block engines that made his Chevy drag cars so fast.

Bill traces his Grumpy moniker way back to the old days when, operating a leased three-car shop behind Berwyn Sunoco as W.T. "Jiggs" Jenkins, he responded to slow thinkers' disruptive questions on ...