2 stroke engine

  1. B

    Occ Chopper speedometer

    I have a schwinn occ chopper, that I am currently doing a 2 stroke engine kit conversion. I wanted to put on a speedometer (the retro style). But all the newer version ones I see fit 26" and 27" wheels, but my front tire is 24". Does anyone know were I can get a cheap retro style speedometer for...
  2. S

    Performance Carb Jetting

    I bought an HP Performance carburetor for my 2-stroke motorized bicycle to replace my NT carburetor. As of right now, my NT carb blows the performance carb out of the water. I'm guessing a jet issue? It cranks right up but, lacks power, torque and top speed. Anybody have ideas about what jets I...
  3. S

    HP Performance Carburetor Jetting

    I bought an HP Performance carburetor for my 2-stroke motorized bicycle to replace my NT carburetor. As of right now, my NT carb blows the performance carb out of the water. I'm guessing a jet issue? It cranks right up but, lacks power, torque and top speed. Anybody have ideas about what jets I...
  4. R

    Chain slips off rear sprocket

    I'm am desperate for some help here and need some advice. I have a 49cc 2 stroke bike motor attached to a 26 inch giant beach cruiser bike. Everything is hooked up ready to go but no matter what I do my chain continues to slip off the back sprocket. I bought a spring chain tensioner which helps...
  5. B

    Engine Trouble Conrod bearings

    Im wondering if anyone knows some better quality little end and big end needle bearings for a 48cc motor, I've just had another one blow up due the big end splitting up and im in the process of pressing my crank apart to hopefully replace the big end pin and bearing with one from a ktm 50cc but...
  6. kuliffix

    How to Motorized Bicycle

    Hello guys, I also built a motorized bike. In these videos is a sort of guide on how to assemble a engine kit for a bike, In which are shown issues that I had to deal with during the montage and their resolves. The bicycle rim was a testing one, to test out how the engine and all the parts...
  7. Eddie Medley

    Engine Trouble Make engine shiny

    How was wondering if I could make my 80cc 2 stroke engine shiny I was going to buy a black one but and take the black paint off and make it shiny or chrome like if you know how or lead me in the right direction. That be greatly appreciated.
  8. J

    Help!! I don't know what to do!

    Hi, I am a beginner to all of this kind of stuff, so excuse me if I have to describe what something is if I don't know the name. So I bought my bike off a guy who builds bikes for a living (he has done it for 8 years so he knows what he is doing). I texted him about this issue and he doesn't...

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