LONDON - Former World champion team Williams has targeted May's Spanish F1 GP for "a significant step forward" with its cars.The team scored zero points from the first two races of the 2013 season.Williams won at Barcelona's Catalunya circuit, the first race of the European season, in 2012 with Venezuelan Pastor Maldonado. This year's race is scheduled for May 12.‘IMPROVE OUR COMPETITIVENESS’In a preview of the 2013 Chinese GP, which will be followed by Bahrain, technical director Mike Coughlan said the team had been going through data to try to find where improvement was needed."We feel we have a better understanding of where we are and the whole team has been working hard to improve our competitiveness going into the next few races," he said. "Ultimately we are looking at a significant upgrade for the Spanish GP."Coughlan said conditions in China, with cooler temperatures, should suit the Williams team better than in Australia and Malaysia although the circuit surface was quite hard on tyres. Stay with Wheels24 for the 2013 Formula 1 season – fresh reports every day.