flyboy1963
Well Known Member
anyone wanting to add a duct to their cowl etc. here is a link to a handy profile calculator. FWIW.
Not guaranteed accurate etc. YMMV
http://dsr.racer.net/tech_info/aero/naca_profile_calculator.xls
Not guaranteed accurate etc. YMMV
http://dsr.racer.net/tech_info/aero/naca_profile_calculator.xls