As mentioned by a few above.

I am 6'5", I have had two e-bodies, the b's aren't much better as the space between your knees and the dash is pretty tight. I put spacers with the front two mounting studs and none under the back. Made a big difference.

'69 Hemi Charger 500, ‘70 U code Challenger R/T
(These and a bunch others at www.dkowal426.com)

P.J. O'Rouke: "The old car ran perfectly, right up until it didn't."