 Complete the following phrase:  In 1987 Benetton effectively became the Ford works team in F1 as they had exclusive use of the turbocharged Ford TEC V6 engine for 1987, rated at approximately . Driven by Belgian Thierry Boutsen and Italian Teo Fabi, the team and the B187 got off to a good start with Boutsen finishing 5th at the season opening Brazilian Grand Prix, but after that the high boost the team ran in order to keep up with their competition saw the reliability of the TEC engine become suspect. However, by running less turbo boost which hampered speed but also saw the reliability woes go down, by mid-season both Fabi and Boutsen were regularly challenging the top 4 teams of McLaren, Williams, Lotus and Ferrari for podium finishes. Boutsen led the 