How To Build 4 Stroke Motorized Bicycle Part 2 - Install 3 Piece Crank & Motor Mount
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How To Build 4 Stroke Motorized Bicycle Part 2 – Install 3 Piece Crank & Motor Mount

The 4 stroke kits have changed over the years. Some come with a 3 piece crank setup and some don’t Most don’t. In which case I suggest you get a 130mm bottom bracket setup HERE https://amzn.to/3Q90PpA

Click ABOVE for bottom bracket set