Wouldn't you need to include normal operating pressure or leak may not show? So do as above, but also mount lever to a handlebar or appropriate diameter rod / tube, and then rubberband round it to keep it pulled?
I've got some spare bars and a stem somewhere, I'll knock up a shitty "test rig"
@atz started
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Wouldn't you need to include normal operating pressure or leak may not show? So do as above, but also mount lever to a handlebar or appropriate diameter rod / tube, and then rubberband round it to keep it pulled?