Originally Posted by rcpanama
My Problem with going to lower than 4.5 is that I will not make the 5 minutes, could be the fuel I am using (only option in Panama) Trinity 25%, our temperature is 38°C, with a low Humidity of 70% because we are in summer in winter is 90%, I am using the same pipe with 6 fins, I was faster than any one in the track.
Well, you can try to close you HSN as you get more run time with you engine. With the HSN closed, your fuel mileage will improve
