Used 10 years blues pop group
fed two Rams in 8 ohns and sometimes with two small boxes in low 4 ohms
never bridged, a bottom pots always on startup, never broken hp
even without hp output connected no problem

as: potatoes, reliability
the less the weight 18kg

I would do this choice
He just fell down on one side, but the preamp
qd should know that even this type of amp, although reliable, may fail
and that to repair and delicate ... so hefty