ok, my dads truck, a 1998 24v auto, f1 mach 6++, .093 connector tubes, quad adr w/pulse, smarty on level 8 and 62/475 turbos. after a wot run, and u come to a stop, it is really loping and sounds like it is only running on 3 cylinders. also when getting into it, about 3/4 throttle, it does the...