Current Duke Road Race Rankings Champion, Dean Harrison moves to the top of the 2018 Rankings after the latest round, the Isle of Man Steam Packet Company Southern 100 International Road Races.

The Silicone Engineering Kawasaki rider won the feature, Hunts Motorcycles Solo Championship Race successfully defending his title he won for the first time last year and won a further four races, all of which brought the Bradford rider up from fourth position to head the table with 1044 points, just 80 points ahead of 2015 Newcomers Award winner Adam McLean, who advances from third to second in the series.

Winner of both the 400cc Supersport races, Adrian Kershaw is a new entry slotting into 31st position.

The trustees of the Duke Road Race Rankings, were saddened to learn that 2015 Champion James Cowton had succumbed to injuries received whilst racing at the Southern 100 and pass on their sincere condolences to his partner Chloe, and family and friends at this very sad time.