	On his six-year-old debut, Cossack again traveled to Chester for the Tradesman's Plate, but on this occasion he finished unplaced under top weight of 128 pounds. At Goodwood on 1 August he finished a well-beaten third of the seven runners behind Canezou in the Goodwood Cup. On 4 September Cossack appeared at Warwick, where he finished fifth, carrying top weight of 120 pounds in the two mile Leamington Stakes, giving at least twenty-seven pounds to the four horses who finished in front of him.