Aprilia radically overhauled its V4-powered contender over the winter, with a renewed focus on aerodynamics allowing works riders Aleix Espargaro and Maverick Vinales to score sprint podiums in Qatar and Portugal respectively and emerge as contenders for victory.But Trackhouse rider Oliveira, who also has the latest-spec RS-GP at his disposal, has been unable to replicate the kind of results …Keep reading