While I'm thinking about it, are you all pumping the GK1 to 35Mpa/5076 PSI (as the manual says)? My 75 cu ft Omega tank is only rated to 4500 PSI. My compressor, a GX E-5K2 (off of Amazon, seems like the non-branded Omega Turbo?) is rated at 5800 psi, but I'm not sure how wise it is to go...