200x popping mad idle etc. etc carm prob's

[jason200x]

itll only startr when the choke is on. it idles kinda bad like itl idle good then itll slowly go bad. and when im accelerating it wants to pop and it wont go to full speed but accelign and mid is ok. if i rev it will sound like it is not getign enoguh fuel or soemthing but im not shure. it has a web cam and k&n and a bassani exhaust its a 85 200x

[ATCMedic]

Sounds like it's running lean. Did you rejet for the K&N and pipe?

[jason200x]

how could i check if its been jetted or notb/c i ddint add the pipe and k&n or any of the engine mods