For the new update with denser steam, it would be useful to have more than 8 coil blocks per level. Similar to how you can have more that 4 turbine blades per level.

Here is some fan art ;) The turbines are on page 2.
http://forum.feed-the-beast.com/threads/magic-crops-big-reactor-lots-of-power-pic-heavy.44407/

Denied.