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Re: manifolds for Keihin Flat CR bike carbs | Subject: Re: manifolds for Keihin Flat CR bike carbs by Rallytwit on 2019/8/24 4:49:25
Steve I'm running 200 main air jets. I've used them on my A12 making 73whp as well as the 99whp A15. The various tuning guides talk about how the air jets on FCRs work; I actually believe that is the main reason they make more power and better throttle response then other carbs.
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