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How to Build a cool friction drive motorized bicycle

Would you rather sweat down the road with your legs constantly moving, straining to get you to work, or school, or wherever, or would you rather sail down the road with no work and a loud noise filling your eyes? No work, loud noise? Okay, build a friction drive motorized bicycle.

The first video gives the installation of the GX35 Honda engine, like mounting the engine to the kit, mounting the kit to your bicycle, and mounting the quick release assembly. The second goes over the throttle and kill switch setup, starting the engine, and finally - the test drive, which carries on to the third video.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.