I've recently completed my setup on Yamaha aerox 50cc containing :
70cc Malossi sport Kit
Stage 6 replica derestricted exhaust
Geforce 3 reed valve
17.5 PHVA Delorto carb
Multivar 2000 with x3 4.5g and x3 5g rollers
110mm clutch with blue spring and red central spring
Main jet 98...
THE MAIN JET
It’s one of the most important elements of the carburetor’s adjustment, because it calibrates the fuel delivered by the main system. To begin you have to try some jets, and it is good to start with a bigger jet to prevent the engine damage with a too poor fuel mixture that would...