ponchoyo::I make all my own Y-harnesses most the time Ex's too, the deans con Y is for the two 3-cell1600's, if you'll go to the GWS site an look up the P38, it shows the set-up for twins in great detail , your bub, scoooper PS RedGN:: your right , she fly's like she's on rails but I don't use hot glue, epoxy& ape glue's the hot set-up, I've built a mess of theses things,