Reverse implied odds is basically the money we lose on future streets when we pay more bets with our hand. Since he's all in, we can't lose any more money, so it's simply a case of range vs pot odds. I suspect we're good to call here. Had the king flopped, I'd be more inclined to fold, but even then the number of flush draws in his range might make it a call.

And don't be sorry about leaving out stats, it's just that posting them means you'll get better responses, so it's in your interest to give as much info about villains as you know.