thanks everyone that helped out on this build!
once i modded that sprinkler valve it was day and night difference. been shooting this thing for about 2 hours now!
i have to say that for my first build it turned out very well. im getting about 200' distance on around 65psi. just fantastic!

so keep ...

Yes the valve was honking!

I'm gonna modify the valve today and see what happens with it. Then if there are still performance issues I will deff take a picture and let you all know what's happening.

Hi guys i have built my fist air powered Nerf mini vortex football launcher.
The build is as follows.
2" end cap
18"x2" PVC chamber
2"-1 1/2" reducer
1 1/2" -1" bushing
and a 1" threaded adapter that goes to an ummodded rainbird valve.
and then the same out to the barrel which is at 16"

so ive ...