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...ylistic element is the [[NACA duct]] on the [[Hood (vehicle)|bonnet]]. The duct is actually blocked off since its purpose is not to draw air into the engin

...cluded the banning of the tall [[airbox|air boxes]] - instead [[NACA duct|"NACA shaped"]] air intakes were placed on the cockpit sides. The 312T2 was if an

...and large 'air box' scoops were added in that position. Large [[NACA duct|NACA ducts]] were added on the sides to give additional air. The experimental ca

...and large 'air box' scoops were added in that position. Large [[NACA duct|NACA ducts]] were added on the sides to give additional air. The experimental ca

...ler required a redesigned engine cover, as well as ducting and [[NACA duct|NACA intakes]] (positioned just forwards of each rear wheel arch) to feed it wit

...with [[swept wing]]s for high speed flight. Eastman Jacobs, working for [[NACA]], presented his optimized airfoils for high subsonic speeds which led to s ...amics of internal passages is important in [[HVAC|heating/ventilation]], [[Duct (HVAC)|gas piping]], and in [[Internal combustion engine|automotive engines