It should’ve been 5. At Honolulu, Hawaii (Pacific Coast League) tops Phoenix, 6 – 5, in 17 innings. Steve Brye of Hawaii is given a PCL-record four consecutive intentional walks before he drives in the winning run in the 17th inning.

On June 28, 1979 It should’ve been 5. At Honolulu, Hawaii (Pacific Coast League) tops Phoenix, 6 – 5, in 17 innings. Steve Brye of Hawaii is given a PCL-record four consecutive intentional walks before he drives in the winning run in the 17th inning.

Source
Baseball Reference June 28