Shortly after the earth cooled, modern man started modifying Flathead V-8 engines with upgraded cylinder heads, intakes, and camshafts. Famous names we know of today, such as Edelbrock, Offenhauser, ...
About 10 minutes after fuel-injected 5.0 Mustangs rocketed intopopularity in the late '80s, box intake manifolds appeared. These wereupper intake boxes that roughly resembled an elongated shoe box or ...