"The Tilly Orifice" might sound like a poorly named lesbian bar, but it was actually a crucial field modification for British fighter planes. See, in WW2 the famous Spitfire and it's counterpart the Hawker Hurricane both used the renown Merlin engine. The Merlin was a wonderful design but the carburetor that fed it fuel would … Continue reading The Tilly Orifice
Johnny Killmore 