Recent content by shortshell

  1. S

    Airforce .457 Texan How low can you safely go ?

    I have read your tune, it will help a lot of owners. I have found that around 1600psi will send a 145gn lead ball at around 950fps. Evan 220 gn. Cast Bullet Engineering ( an Australian company) solid slugs will get in the 800 fps with 1800psi. Even the h/p 330gn will get in the 700 fps area with...
  2. S

    Airforce .457 Texan How low can you safely go ?

    Just some info I found out about the Texan .457 air flow. Years ago, I wanted to find out how much high pressure around 2500 psi would exit the long barrel after the slug has left the bore, so I made a 50mm x 400mm hollow pvc drain tube with a 15mm exit hole in the opposite end to the threaded...
  3. S

    Airforce .457 Texan How low can you safely go ?

    The TEXAN .457 is a very powerful model that can be adjusted to a lower power level. I have been experimenting with my 2018 model to shoot 145gn lead round balls that I make. To get no tank dumps or top hat damage as a few things must be done. The most important thing is to either reduce or...
  4. S

    Airforce texan lss cf wont fire

    One thing that has caused me some problems is the internal O-Ring that seals the barrel & rides in the front part of the hammer. I found the O-Ring had broken & a bit of it had lodged between the barrel & hammer. After replacing the O-Ring all went back to normal but make sure it is not too...