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Perfect YZ250 Carb Tuning PWK How To (Get Your Jetting Dialled)
This is a comprehensive look at the Keihin PWK. This example is from a YZ250, but the design is very similar to all modern Keihin PWK carburetors.
This is the foundation for perfect jetting. Without a clean and properly set up carb it's impossible to get it right.
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