hello, can anyone relate to this prob my svx is having, floor it and its fine, stomp on it at 30 its great, but just crusing around 50-60, 2500 or so rpms, it feels like it misfires a little like it drops a cyl for a second, like a misfire, does it sound like anything to you guys, im new at this svx thing, and would like your help in resolving its small issuse, so i can enjoy it thurougly??