What effect will flexi-wing clampdown have?The FIA is cracking down on flex-wings via the introduction of a technical directive that comes into effect ahead of this weekend’s race in Singapore. TD018 does not target specific teams but is being enforced to ensure teams know exactly where the limit is when it comes to flexibility of bodywork. Amid suspicions and concerns that some competitors may have been bending the rules around the illegal use of flexible wing components to aid aerodynamic performance, teams now will face stricter scrutiny and surveillance from F1’s governing body. Leading team bosses have already backed the FIA’s intervention, with…