Originally posted by Surge
Just thought I'd suggest it. Markp27's problem sounded either like a plug or a head shim. I've been running .4mm shims in my Rex with 3rd generation BRB and last weekend on my small local track tried .5mm and it worked maybe a little better. I suggest you try it and see what happens.
I thought the same at first. The Novamega cases are the only ones we had this problem with over here. With similar settings they have no Top end power. We only run 16% Nitro over here in Europe. With the Novamega case we are running 1 shim less to give that top end power.