Reply To: Vulcan .22 Speed low first 3 to 4 shots
make sure you have adjusted and tested all other before messing with the VS seat. the white delrine is the seat there is no hole in the middle—just stain from the air.
the brass supply adjustable seat mate up with the delrine to shutout the air supply when set pressure is reach.
you can cut and reshape or remove and install other seat then reshape and smooth out the seating area. .