More mock ups. I am trying to decide if I want a plumb line at the back or an angled line to correspond to the angled back of the Previa. The angled back looks better, I think but it makes the whole thing a bit longer than I was shooting for. The bottom picture shows the two possibilities I am contemplating. It may come down to the size of the lexan pieces I have.
I found the anodized aluminium extrusions at Ikea in the as-is section for a buck each. Ecomodding score!
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Vortex generators are old tech. My new and improved vortex alternators are unstoppable.
"It’s easy to explain how rockets work but explaining the aerodynamics of a wing takes a rocket scientist.