Each BBR Tuning bicycle engine kit comes with a digital installation guide that takes you step by step through installing, adjusting, and fueling your brand new engine kit for the ride of your life.

With that being said for an 800 Watt motor I recommend gearing the bike to go around 24 miles per hour. If you play around on the calculator with the weight of the vehicle you will notice that it has no effect on the power that is required on flat ground to propel a vehicle at any speed. With these strict quality assurance measures, we are able to offer an industry leading 6 month warranty! Products shown, tagged or featured on YouTube by creators are sold by merchants and are subject to merchant's terms and conditions. Moreover, with the centrifugal clutch feature, there is no need to engage and disengage the engine manually.the cc size of the engine is a function of the bore (diameter of the piston) and stroke (length of travel of the piston) together as you can see above some models have the same piston dia. If you’re looking for a tough, reliable, long-lasting bicycle engine kit look no further than our BBR Tuning 5G 4 stroke engine! Here's a frame proportions calculator that can let you know the general area you need in a bicycle frame size for your particular body build. I usually answer questions and help people in this forum in the evening, so if you let me know that you purchased the kit online through this forum I may not see the message in time. Someone told me that 49 cc works better, he actually put my old 49cc on his bike and said it works great!

This kit comes with all the components you'll need to convert a compatible bicycle into a motorized bicycle. A lot of our riders have told us that they're worried about making a purchase before our biggest sale of the year. Startup is a breeze and you can stop the engine with a simple killswitch provided with the throttle assembly. I attached a few files, one being how the sprocket is attached, the other is the frame I have salvaged, and I also attached a file of what may be the original bike.or 55 tooth wheel sprockets may work as far as gear ratios go if the bike will be used on flat ground only, it is a little risky using that high of a gear ratio though because it could overheat the motor.

I can make the kit without the sprockets and chain and you could decide on that when you pick the kit up if you want. engines are generally more powerful, and 49cc engines are generally more powerful than 49cc motorsports motorcycle. I will definitely include the fuse and fuse holder, in fact we add these parts to each kit that we make. Upon opening the box, it was quite evident that some of the parts and hardware were clearly sub standard. c. = more bottom end torque) but i can catch him once we get going and stay side by side with him at 25-28 mph.

The 36V 800W motor can be ran in both clockwise or counterclockwise directions so it can be used for a left hand chain drive bike. I was hoping I'd get 30+ mph, but if I go beyond 20mph, engine rattles like crazy and nuts/bolts start falling out. I did initially note a bit more climbing power, but later that just died down and engine started conking out on very steep inclines.

While the 4-stroke engine is generally lighter and have a stronger hole compared to 4-stroke engines. of the sellers have no idea what they are talking about and put too much jibberish out there that people listen to. Disclaimer: Operating a bike, motorized bicycle or bike with a bicycle engine kit installed involved some risk of serious bodily injury.

The Voltage of the motor has nothing to do with how powerful it is, only the Watts rating determines its power. The all new BBR Tuning 5G 4 stroke bike engine kit features a centrifugal clutch and pull start enhancements, with all of the latest features and upgraded components BBR Tuning has to offer. One would have a very difficult time keeping the crank from hitting the ground with a frame that large and wheels that small. If you sit the piston on a flat surface and measure to the top of the wrist pin hole then that will tell if you have a high or low hole piston.