William 'Blackie' Watt (born December 6, 1933) is an American retired stock car racing driver who earned over 600 feature event wins, using the same engine in his car, a 426 Hemi Dodge, for 21 years.
Watt started racing in 1950, and spent the majority of his career racing in the Modified division. He claimed track championships at Lernerville Speedway (Sarver), Motordrome Speedway (Smithtown), and Schmuckers Speedway (Latrobe), all in Pennsylvania.
Watt made 24 appearances in the NASCAR Grand National Series (predecessor of the NASCAR Cup) between 1966 and 1967, winning a qualifying race for the 1966 Firecracker 400 at Daytona.
Watt was inducted into the Northeast Dirt Modified Hall of Fame in 2013.
() (<span style="font-size:85%">Bold â Pole position awarded by qualifying time. Italics â Pole position earned by points standings or practice time. * â Most laps led.</span>)