single player arcade would have been Pole Position, Hard Drivin, Super Sprint and Outrun
multiplayer the award with ou a doubt goes to NASCAR 2002 and 2003 seasons by Sierra and Papyrus until those GREEDY FARKERS Electronic Arts bought the rights to all the tracks and proceeded to ruin the most awesome MP racing game ever........awwww so SAD :-(
but who can forget Motor City Online !!!!!!!