His professional fighting weight varied from light heavyweight to cruiserweight.
[1] Summerhays fought such fighters as Mike Quarry, Marvin Johnson, and Michael Spinks.
A two-time New York Golden Gloves winner, Summerhays captured the Canadian heavy-middleweight title (168 pounds) title in 1967 and the Canadian light-heavyweight belt (175 pounds) in 1973 when he defeated Al Sparks at Maple Leaf Gardens.
He was also once the co-main event during a card with former world heavyweight champion Muhammad Ali, fighting in Madison Square Garden.
Older brother Terry was an accomplished amateur boxer who turned professional and was ranked third in the Canadian Welterweight Division.