South Boston 150 (2007, 2009–2011) Strutmasters.com 150 (2008)
Circuit information
Surface
Asphalt
Length
0.400 mi (0.644 km)
Turns
2
The WhosYourDriver.org Twin 100s is a dual NASCAR K&N Pro Series East race held annually at South Boston Speedway.[1] From 2007 to 2011, the race was held as a 150-lap race. After a hiatus from 2012 to 2016, the event returned in 2017 in its current Twin 100 format.[2]