150cc Cranking But No Start

[Impaired]

Originally Posted by heysus

I removed it and cleaned where the air comes in and out with rubbing alcohol. I've done no adjustments to it. The intake manifold is missing both screws holding it secure, so i think that may be the issue?

So you're intake manifold isn't secure?
I assume that would create a pretty big vacuum leak which maybe why she isn't starting?