for the 1973 season, rondel aspired to be more than a customer car team and hired ray jessop to design their own car. the result was the motul m1 which was named for the team's sponsor. up to five motul m1's were fielded by the team in a race and as early as the round two of the championship, the car was victorious. pescarolo won the race, with wollek in second giving rondel their first one-two finish. partway through the 1973, the team moved to a new factory in feltham, middlesex.