I am a bit crazy but I believe this is worth a try, on my 02 sv650 Cafe Racer
It is called a fish Carburettor Designed circa 1930 but in truth it is a mechanical map sensor that dispenses fuel and air (dual fuel) thru a throttle shaft that doubles as a spray bar, and as such is also altitude compensation.
http://forums.sv650.org/attachment.p...1&d=1606830653