Flathead refers to an engine that has the valves placed in the engine block, instead of in the cylinder head, as in an OHV engine. The most commonly referenced flathead automotive engine is the early 20th century Ford V-8.
Car_VW_Lupo_2_wikipedia.JPG
This automobile-related article is a stub. You can help Wikipedia by expanding it (http://www.wordiq.com/definition/Flathead).
