1. 

   Baldy bob New Member

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   I. Need help with re jetting my seca 400 as I live at 6000 feet it runs a little sluggish at low we come but gets after it at 6000 rpm through 10000 rpm any ideas all jetting is stock

    

   Baldy bob, Jul 27, 2019

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2. 

   Jetfixer Well-Known Member

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   As I recall the 400 is a twin ,so I can't say what the stock jetting is. Generally you probably go up 2 sizes and see how it runs .

    

   Jetfixer, Jul 27, 2019

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