jas67

I guess you are right. The proportional difference is much smaller if you add 500w of human power to the 250w motor. :wink: But about...

I was concerned about the swing arm contacting the battery and bracket. I took it for a ride with just the box in the bracket, and...

The second battery is now installed! It is a very tight fit. Test fitting the "battery analog": I lack welding skills and equipment...

Wow, beautiful work. Sadly (for me) it is a bit above my pay grade.

If you use a BMS with balance leads, the charger does not need balance leads.

I have a Kweld, and couldn't get a good weld with .16mm copper + either a .1mm .2mm nickel strip on top. It would weld, but, pulled...

OP: As others have said, you're not going to get any efficiency gain trying to make your scooter a hybrid. Maybe you should consider two...