His ERA+ for the season in question, IIRC, was 107. Not exactly "well" above average.
Not exactly average. He didnt lose a game that year from May 29th till September 9th.
He gave up 5, 4, 6, 4, and 4 runs in his losses. The A's scored 3,2,1,2,1 runs in those games. They twice were shutout in his starts.