I don't hold a strong opinion about which option is best, since there isn't one. Like I said, my bike is my main transportation (weather permitting),...
For sure, A123 of lipo are lighter, can give more amps, and yeah, you can build them up in stages. Although, you want to match the cells when you put...
If you're not building a race bike, and are worried about burning your bike up, don't use RC lipo. Go with LiFePO4. CALB are good, GBS are also good....
Here's a "how to" I wrote up on making a wiring harness. If your original 12V system uses the frame as ground, your best bet is to just scrap it and...
That is a non-isolated DC-DC converter. I have one, used it for a year and worked just fine. But, I replaced it with an isolated Vicor on the GSX-E....
I ended up going 4:1 with that D&D motor (52 rear, 13 front). 65:13 was really quick off the line, but I could barely make 60 mph, and it was pretty...