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Old 09-05-2018, 05:51 AM   #10 (permalink)
freebeard
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I would love to chop the top and do a full boat tail, but I don’t have time for that much body work right now and I want to keep the project marching forward.
Quote:
The taper at the rear of the roof is meh, very shallow then quickly very steep, so it will be of little use. Also the angle at which the Suburban sits cancels out some of this taper. Attached is my overlay.


Golf GTI W12-650. The best treatment I've seen for a box shape. Chopping the top loses interior volume too, but it's more work. What you have are three external ducts that feed the wake with high-speed jets of air. Another example the Citroen Tubik:

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