Prost had his skirts changed .
Fuel topped off , Lauda changed Prost 's leaking oil cooler , and Guerrero , Winkelhock and Patrese , who had retired , even skirts ' their spare cars out on the grid for the restart !
Prost had his skirts changed and fuel topped off , Lauda changed his leaking oil cooler , and Guerrero , Winkelhock and Patrese , who had retired , even brought their spare cars out on the grid for the restart !