Your area is stroudsburg PA.? If so I see those same adds On CL go back and look a month later there still there. I just what a blaster sell on CL that was modded to death the guy let it go for $1800 you could not even come close to building it for that he started at $2500 never got 1 email. I...
It's a knock off there is a guy in my town sells the same bike. The frame looks blaster with a 200cc knock off honda motor. There junk! And yes that bumper will bolt up to a blaster frame.
On the positive cable there is a black connector inside that is a fuse. It just pulls apart if that is not burnt check the starter solenoid under the seat plastic mounted to the frame above the motor. Hope this helps.