 Complete the following phrase:  The chassis was built from aluminium with carbon fibre used at stress points and was based on the reasonably successful 1983 Williams FW08C. The engine cover had to be redesigned as the car was powered by a smaller, but more powerful  V6 engine rather than the Cosworth V8 that powered the FW08C. The front of the car was also redesigned giving the car cleaner aerodynamics. The FW09 was introduced at the 