Originally Posted by
FBinNY
This is ONLY true if the adapter is too long. The right length adapter will have the top of the valve stem just below the lip of the adapter, the same way the pin on an SV is. Since adapters are brass, or aluminum, they're easy enough to file, so everyone can solve this problem (if they have it) themselves.
maybe this was the issue (adapter too long). I shud look at an old tube and the adapter. did you see the video where the guy just cuts his dust cap in half to make an adapter? pretty swift if you ask me, it was also quite short