Honda supplied its engines to Williams in 1986 and 1987 , as well as McLaren from 1988 to 1991 .
Honda supplied its engines to six consecutive constructor champions ( two with Williams 1986-87 and four with McLaren 1988-91 ) , as well as five consecutive driver championships ( one by Nelson Piquet in 1987 , three by Ayrton Senna in , 1990 and 1991 , and one by Alain Prost in ) , before dropping out of the sport again .
Honda in Formula One