The simple fact that 6 of the top 10 finishers in the '07 ROAR championship ran Revos using the 3.3 engine should speak volumes.
The winner? A Revo running a 3.3 engine. And this is the second year in a row the Revo 3.3 has won the championship.
There's nobody in the world that can say that it does not take one tough truck to race for 54 laps 45 minutes straight and be telling the truth.