Correct me if I'm wrong but it is my understanding that a danco tranny uses a clutch instead of a converter right? About the rules thing, there isn't any against it to my knowledge, but I'm sure once people start getting beat, I'm sure someone will ***** enough to get a rule that would prohibit something on this truck. It happens everytime someone trys something new. People get beat and then wine like ***** babies. Not bashing anybody but I'm just getting the first lick in