[phish]

Another very important issue is that if is super-aggressive and raising with such thin hands on the turn, his opponents will know that and may well be underestimating his true strength. Hence his opponents may be betting a mediocre hand for value on the river (top pair [censored] kicker or worse) and getting him to lay down a split pot or better hand.
There appears, from your description, a huge mismatch between how he plays the turn and how he plays the river. Such mismatches in play is usually not healthy.