Knoxville Nationals

Knoxville Nationals
VenueKnoxville Raceway
LocationKnoxville, Iowa
Corporate sponsorNOS Energy Drink | Casey's General Stores
First race1961
Distance25 mi (40 km)
Laps50
Previous namesSuper Modified National Championship (1961–1974)
Super Sprint National Championship (1975–1976)
National Sprint Car Championships (1977)
Knoxville Nationals (1978–1982, 1984, 1986–1990, 1994)
Coors Knoxville Nationals (1983)
Silver Anniversary Knoxville Nationals (1985)
NAPA Knoxville Nationals (1991–1993)
Amoco Knoxville Nationals (1995–2000)
Amoco Ultimate Knoxville Nationals (2001)
Mopar Parts Knoxville Nationals (2002)
Ford Dealers of Iowa Knoxville Nationals (2003)
Knoxville Nationals presented by Midwest Ford Dealers (2004–2005)
Knoxville Nationals presented by Super Clean, Midwest Ford Dealers and Hoosier Racing Tires (2006)
Super Clean Knoxville Nationals (2007–2009)
Goodyear Knoxville Nationals presented by Lucas Oil (2010)
Goodyear Knoxville Nationals (2011–2012)
FVP Knoxville Nationals (2013–2015)
5-hour ENERGY Knoxville Nationals presented by Casey’s General Stores (2016–2018)
NOS Energy Drink Knoxville Nationals presented by Casey’s General Stores (2019, 2021–present)
The One and Only Weekend featuring the Brownells Capitani Classic presented by Great Southern Bank (2020)
Most wins (driver)Steve Kinser (12)
Circuit information
SurfaceDirt | Black Iowa soil (zook clay)
Length0.5 mi (0.80 km)
Turns4

The NOS Energy Drink Knoxville Nationals is an annual sprint car event held at Knoxville Raceway in Knoxville, Iowa. An Associated Press writer called winning the event "sprint car racing’s premiere title".[1] It is nicknamed "The Granddaddy of Them All." The event is the biggest and most prestigious race of the year in sprint car racing. The Saturday finale is held on the second Saturday in August. The event is held for four days (Wednesday-Saturday) and is attended annually by approximately 25,000 fans. The event has the highest paying purse in sprint car racing at $1,000,000 which attracts roughly 100 race teams to compete.

  1. ^ Meredith, Luke. "Tim Shaffer wins Knoxville Nationals". Yahoo!. Retrieved 15 August 2010.