3.5hp Predator in a DB30?

[lostinbaja]

I'd like to replace the original Chinese engine with a 3.5hp Predator. The 6.5 would be too much power for my Nephew. Has anyone made this swap?

 

[Fatboy04]

I have and the throttle hookup is kind of a cob job, the make a kit if you can find them.