It's not an engine transplant; the guy handbuilt this engine from scraps. It's bad to be speechless when you're supposed to be writing about a custom motorbike build, isn't it? Luckily, that period of ...
Yamaha's crossplane crankshaft, first seen on the 2009 YZF-R1, rewired how liter-class bikes felt under throttle. Traditional inline-four engines fire two pistons simultaneously at 180-degree ...
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