Unveiling the incredible Hotkurl: Vort-X tunnel plus spitfire cutaway fin horsepower

High lift virtual rocker fins on the Hotkurl 10-5. Nine inch cutaway Spitfire with four inch diameter half pipe Vort-X tunnel, fed by a full length single hull concave, with displacement pintail trailing.

Hotkurl Vort-X tunnel plus cutaway Spitfire fins.