I'll submit a couple of reactors that work well
reactor 1 is a 365 eut with a running cost of 6 quad cells
http://www.talonfiremage.pwp.blueyonder.co.uk/v3/reactorplan…7w495lpr5sbo268
and a modified version with no running cost
http://two66.com/reactorplanner…oyrao532edf18g0
they are not the highest eut but the have less build cost. 