Port in pants.
The nose wheel tire pressure can be checked without removing the pants by drilling a hole through the pant in line with the valve stem and then using an extension to check the pressure and inflate as required. Even with a better tube, this common modification should reduce the hassle.
Paul vS (yes I'm also a Van)
Building RV-6A #22320 O-320 FP. Wings and tail complete, fuselage almost done, working on canopy.
Flying my Aeroprakt A-22 STOL and the aero club's RV-9A while I build