2013 Grand National to modifications made for the previous year's race, Aintree announced that a number of further changes had been made for the 2013 National. Twelve of the 16 fences on the course were rebuilt with the timber frames within them replaced by a softer material known as "plastic birch". The fences are still covered with at least 14 inches of spruce and will remain the same height. The starting line was also moved 90 yards closer to the first fence, further away from the spectators' stands and thereby reducing slightly the overall distance. Aintree and the Professional Jockeys' Association jointly issued
1989 Grand National 1989 Grand National The 1989 Grand National (officially known as the Seagram Grand National for sponsorship reasons) was the 143rd renewal of the Grand National horse race that took place at Aintree Racecourse near Liverpool, England, on 8 April 1989. The race was won in a time of 10 minutes 6.9 seconds and by a distance of 7 lengths by Irish 12-year-old Little Polveir, ridden by jockey Jimmy Frost. West Tip was second and The Thinker finished third. Fourteen of the 40 runners completed the course. The winner had been sold by a four-way partnership six weeks before the race