June 6th, 2013 .- If Pirelli's tyre tweak is introduced for Silverstone, it will almost certainly be the last change in 2013, Paul Hembery has revealed. Following criticism of the four-stop strategies seen at times early this season, the Italian marque wanted to make more radical changes for Canada this weekend. Instead, only a minor tweak will be tested on Friday morning, and pending the agreement of the teams, the change - to solve the rear delamination problems seen this year - could be introduced for the British grand prix late this month. But beyond that, motor sport chief Hembery acknowledged that the necessity for the unanimous vote of the teams makes more changes in 2013 very...
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