11hp 391-392cc? Mitsubishi/Briggs

[FirePowerMinis]

Any one modding these? I ended up with one, and it runs. Looks a lot like a GX390. Nicer rockers, I think.

 

[FirePowerMinis]

Seems the cams are weak, from the pin that goes through. So, I'll add an external decomp and make a billet cam. EZ :thumbsup: