Carburetor rejetting

I have a 1979 Vespa Grande and just installed an Olympia 43mm kit. Stock jet is a #49 at .021". I can open up jets to any size, so looking for recommendations. Thanks Lee

Re: Carburetor rejetting

Upsize the intake, carb and exhause pipe, then seek jetting

Re: Carburetor rejetting

start high n then drill smaller

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