4mm cub

[cdwood37]

i am at 5500 feet elevation what would be a good baseline running shearer pipes 35mm airstryker carbs and 150psi compression vforce reeds of course. any help will be appreciated.

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4mm cub 68mm bore 168 keihin , 55 pilot ? , middle clip , 34mm carbs ..... try that see what plugs look like after

 

thats what comes to my mind , although im no expert ask around.