Recent content by Special-FX

  1. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    Hi all fixed my burst disk with a brass shim cut out with scissor's and an oring and its holding fine.. also is was on 8.5 FPE added 2 shims and got me to 10.5FPE and one more shim put me bang on 12FPE with JSB hades. So that 3 X 0.25mm Shims - So i might drop one more in and see what I get?
  2. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    also is it possible to get a manometer in the burst disk thread - this would show us the reg pressure?
  3. Special-FX

    FX Impact problem - FPS dropped

    try it on 1,2,3 settings down from Max - FPS might go up!!!
  4. Special-FX

    Mk2 crown Belleville washer stack?

    sounds like the hammer cant open the valve past 100bar, he will need to use the high power spring and heaviest hammer weight. its a balancing act between the force of the hammer hitting the valve open and on higher reg pressure you need more force to open it.
  5. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    How do you measure the Regulator Bar?
  6. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    has anyone figured out the twist rate on the 22 pcp virtus?
  7. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    heres mine on 8FPE its got 13 bellvilles and 2 flat washers? I assume you I refers to the silver flat washers?
  8. Special-FX

    Tuning Sig Sauer Mcx Virtus pcp regulator

    just got mine - whats the advice? Mine is doing 8FPE so if I add a couple of washers will the power go up or will it go down if the hammer cant open the valve enough?
  9. Special-FX

    FX dreamline plenum length added

    great thanks I was hoping for 26mm but that'll do FYI its for my wildcat Mk3 to Wildcat BT conversion (without cutting the stock down). I needed to make up 380mm for the bottle adapter to clear the fore end. and with my 700mm barrel the 480 CC comes up with just enough clearance for the...
  10. Special-FX

    FX dreamline plenum length added

    I dont have one to hand and would like to know the length added by 1 dreamline power plenum? can someone measure it up for me?
  11. Special-FX

    .22 Huma Air v1 Vs v2

    has anyone switched from V1 to V2 TP and seen any benefits?
  12. Special-FX

    fx impact 500mm shroud

    it has this massive alloy air stripper inside - so I fitted the end cap back on ( left the stripper out) and it does go on my 30 700 but even if I ignore that its 9cm short - I would still have to drill out the end cap as its from a .177 and the exit hole is 5.5mm! so I think ii will sell it...
  13. Special-FX

    FX Dreamline hammer spring

    Yes the heavier hammer weight will open the valve for longer and allow more air to escape so this will help your slugs - but for pellets just dial the power down