Targa Miata
MIATA BUILD
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August 18, 2012 - The uprights are attached to the car with rivnuts.
I chose this location for the mounting points for several reasons. The usual trunk lid mounted setup wasn't compatible with my stripped-out trunk lid, and I'm not completely convinced that this is the ideal place to put 100+ lbs of load anyhow. I also couldn't attach to the trunk lid even if I wanted to because of the pins.
This vertical lip is a great option. It's very strong, and my 1/8" thick aluminum uprights fit nicely in between the trunk lid and the body. They're also more watertight than having holes in the trunk lid, and if I remove the uprights there's no visible sign of the wing. I'm pretty happy with it.
tags: aerodynamics