Originally Posted by Maelochs

If you are cruising at 20 mph or more most of the time aero is probably going to pay off .... and if weight is a big issue, go weight-weenie on other parts of the build.

I am not an engineer, and I know I will probably, by saying those words, summon the demon-souls of every pro and amateur scientist in the universe .... but I doubt you are going to notice a huge difference in measured performance no matter which way you go.

The pros use everything they have to get every advantage---because they have maxed out the engine already, and because a one-percent edge might be a win or a loss. To an amateur rider, one percent will get lost in the weeds ... .