B-Pipe Bore and port match manifold

If you have the stock Superjet 96 + and you put the b-pipe you are just changing the High speed jet to 135 on the twin 38, but if you bore and port match the manifold on a 701 would it change the Jetting
 
Pretty much any combination of 700ish motor and b pipe with stock 38mm carbs is going to be within a jet size of stock, nobody on the internet is going to be able to tell you what your jetting should be more accurately than within a jet size, you have to go out on the water and ride your ski, twist the screws on your carbs and see what it does, use that to determine which way to change the jets, take your carbs apart, change the jet, see what it does.

Going from an unmodified B pipe to a bored and port matched B pipe with no other change to the rest of the setup is a really small change, you'll have to be pretty damn good at jetting to be able to tell a difference needed in the carb tuning if there is any difference at all.
 
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