On February 26, 1976, a 33-year-old Mac Foster (30-5, 30 KOs) and Stan Ward met in the ring.
Foster came in to the fight on a 3-fight losing streak with a 85% KO rate, and was fighting after a gap of 1 year, 8 months, and 27 days.
Mac Foster lost to Stan Ward via unanimous decision in the 10-round fight, and adds a loss to his record at 30-6.
On May 30, 1974, a 31-year-old Mac Foster (30-4, 30 KOs) and Henry Clark met in the ring.
Foster came in to the fight on a 2-fight losing streak with a 88% KO rate, and was fighting after a gap of 6 months and 17 days.
Mac Foster lost to Henry Clark via unanimous decision in the 10-round fight, and adds a loss to his record at 30-5.
On November 13, 1973, a 31-year-old Mac Foster (30-3, 30 KOs) and a 23-year-old Hungarian boxer Joe Bugner (44-6-1, 27 KOs) met in the ring.
Foster came in to the fight on a 1-fight losing streak with a 90% KO rate, and was fighting after a gap of 4 months and 14 days. Bugner was on a 1-fight win streak with a 52% KO rate, and fighting after a layoff of 1 month and 11 days.
Joe Bugner defeated Mac Foster via points decision in the 10-round fight. Bugner improves his record to 45-6-1, while Foster adds a loss to his record at 30-4.
On June 30, 1973, a 31-year-old Mac Foster (30-2, 30 KOs) and Bob Stallings met in the ring.
Foster came in to the fight on a 2-fight win streak with a 93% KO rate, and was fighting after a gap of 1 month and 27 days.
Mac Foster lost to Bob Stallings via split decision in the 10-round fight, and adds a loss to his record at 30-3.
On April 1, 1972, a 29-year-old Mac Foster (28-1, 28 KOs) and a 30-year-old Muhammad Ali (34-1, 27 KOs) met in the ring.
Foster came in to the fight on a 4-fight win streak with a 96% KO rate, and was fighting after a gap of 3 months and 6 days. Ali was on a 3-fight win streak with a 77% KO rate, and fighting after a layoff of 3 months and 6 days.
Muhammad Ali defeated Mac Foster via unanimous decision in the 15-round fight. Ali improves his record to 35-1, while Foster adds a loss to his record at 28-2.
On June 17, 1970, a 27-year-old Mac Foster (24-0, 24 KOs) and a 25-year-old Jerry Quarry (35-4-4, 21 KOs) met in the ring.
Foster came in to the fight on a 24-fight win streak with a 100% KO rate, and was fighting after a gap of 2 months and 8 days. Quarry was on a 2-fight win streak with a 48% KO rate, and fighting after a layoff of 2 months and 29 days.
Jerry Quarry stopped Mac Foster via TKO in the 6th round. Quarry improves his record to 36-4-4 (22 KOs), while Foster adds a loss to his record at 24-1.