sentences:  Zanussi, Rizla, and SEITA (Gitanes/Gauloises; shown only in races where tobacco advertising is permitted) joined Alken-Maes as the team's major secondary sponsors.Despite a limited budget, Larrousse had a testing schedule planned for the 1994 season.However, following the deaths of Ayrton Senna and Roland Ratzenberger at the San Marino Grand Prix, the technical regulations were changed for subsequent races to slow the cars down by making the chassis produce less downforce and the engines less power.