Bensid, I don't know what you a want to do with the Super Bronc, but 13 HP is RIDICULOUS!!! I have 2 1969 Heathkit Bonnie Bikes, a cousin of your bike. 5 HP is plenty. Even a 6.5 predator is plenty, which is on one of my bikes. I have fitted one with a torque converter, which gives me plenty of...