My E-Revo is nearly complete. Here are the specs Neu 1515 2.5D, Quark 125B, 5s Maxamps battery, Robinson Racing Wide Ratio FOC (steel Gears), JR 8711 steering servo, Specktrum DX2.0 radio, RCM hybrid diffs. I thinks thats all. So my question: Is a center diff a good Idea with this setup?