Then, they all need to happen at the correct time, and move in the correct amounts.
Make sure the bike has gas, and that it is flowing through the tap(s) and lines TO the carb, and that the carb is delivering it into the cylinder. Does it dribble any gas when you hold the tickler button down for a few seconds?
Is the air filter clean?
Is there a key or kill switch? Remove the spark plug and kick the engine over, does it spark?
Answers to the above will go a long way toward helping you get it started.
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