This pressure difference results in the air flow being “forced” toward the center axis 41, streamlining the flow and “shooting” {TAIL ~ the air} into the internal combustion engine 30 in {HEAD ~ more focused manner} than if there were no air horn 50 
This pressure difference results in the air flow being “ forced ” toward the center axis 41 , streamlining the flow and “ shooting ” { TAIL ~ the air } into the internal combustion engine 30 in { HEAD ~ more focused manner } than if there were no air horn 50
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH