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  1. Electric Pocketbikes
    Hello, Several months ago, the stock batteries for our Razor MX650 and MX500 died, so I researched replacements and ended up buying 36V 20AH LiFePO4 batteries from BtrPower with integrated BMS. I successfully installed the batteries on both bikes, and they ran great for a couple months. I used...
  2. General Pocketbike Discussion
    I have put together a parts list for my Mx650 2 stroke and this is what i have. Whatcha think
  3. New Member Introductions
    My friend and i bought a used Mx650 and we took a 80cc 2stroke bike kit engine and threw it in. we have had quite a few hiccups we had to weld the sprocket on, find a way to hold chain tension (Just zipties for now), pull start handle doesn't wanna stay on. other wise she runs drives and its...
  4. Electric Pocketbikes
    Hi I recently purchased a Razor SX500 off offer up and most if not all the bolts that held the plastic were missing. Was wondering if anyone could help with the sizes of the bolts so I could get my plastics on.
  5. Electric Pocketbikes
    Hey everyone, great news! Have you ever researched those speed controller bridge mods on the razor e200/e300 scooters? The ones where you open up the stock speed controller and solder in a jumper wire or piece of metal to the board and it bypasses the speed limiter on the scooter? Well guess...
  6. Where To Find Hard To Find Parts
    Hey PBP community, I recently acquired a Razor MX650 parts bike and need the plastic body pieces, seat, fake gas tank and battery cover. I’ve scoured the web and everything is sold out everywhere. Anybody know where I can get some replacement parts? I’d even be fine with used at this point...
  7. Electric Pocketbikes
    Cafe racer 650 (CX650) list of mods: - Tektra levers (electric brake delete) - 650W motor - 7.5" adjustable rear shock/stiffer spring - Shortened rear frame - Plastidip wheels - Shaved lower chain guard - Exposed rear sprocket - Low rise bars - Enduro headlight - Performance grips - MX650 seat
  8. New Member Introductions
    Hi I am wondering how to make my Razor Electric mini chopper go around 25-30MPH (without converting it to a petrol engine) Do I need to buy a different motor, more batteries, a different speed controller? (What do I need to buy to achieve 25-30MPH) I will be very grateful for any help Thank You
  9. Electric Pocketbikes
    Hey, I got pulled over by a cop a few months ago for riding my Razor MX-650 on the road. He said that I'm supposed to ride it on the sidewalk. I tried to explain to him that sidewalks are for pedestrians but he wouldn't listen to me, just took my bike and dropped it off by my house, and he...
  10. Electric Pocketbikes
    need more speed from your razor pocket bike, dirt bike or xp700-707 without replacing any componants, the +5 as seen in action on youtube video's from mykwilwin and others showing this unique plug in adapter on razor's and xp700's going 20 to 26 mph, +5 just plugs in-between your...
  11. Electric Pocketbikes
    Here are some changes I recently made to one of my MX500's. Its still running a 36V stock controller and 500W motor. I replaced the rear sprocket with custom cut 100t from Rebel Gears, and the motor sprocket with a 13t. Overall it has decent speed and enough torque to pull me and my sons...
  12. Help! Ask Our Shadetree Mechanics
    For my senior project I am turning my old razor mx500 in to a gas powered pocket bike. I have one problem, where can I buy a #25 chain tool. I am buy 10 feet of #25 chain but I need something to make it to the right size. Sadly amazon only has a barker. I need to be able take links off and put...
  13. Electric Pocketbikes
    Hi. i have a mx650 that i have been looking to fix up (its been 5 years since i bought this thing and i havnt really replaced parts that i needed to) and ultimately mod to increase performance. i have looked into this site and settled on swapping the stock 650w motor with a 750w motor(the...
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