I picked up a can of the new ASG Orange (164psi) gas to test yesterday. I have been running my MWS on the ASG beige gas for ever and just bought 6 more cans from Firesupport ?
Testing was done in 20degC, averaged over 10 shots, with my MWS, mag #1 and 0.32g BBs. YMMV… in fact I am sure it will...