<Tr> <Th> Length </Th> <Td> 1.99 mi (3.20 km) </Td> </Tr> <Tr> <Th> Turns </Th> <Td> 12 </Td> </Tr> <P> The Toyota / Save Mart 350 is a 218.9 - mile (352.3 km) Monster Energy NASCAR Cup Series event held annually at Sonoma Raceway at Sears Point in Sonoma, California, This race is one of two NASCAR Cup Series road course events (the other being Watkins Glen), the 220.5 - mile (354.9 km) race . </P> <P> The race joined the NASCAR circuit in 1989 . It was added as a replacement for the Budweiser 400 at Riverside, which closed in 1988 . The race has undergone several name and length changes since its inception . The NASCAR "West Series" held a combination race from 1989 to 1997 and has held a standalone race since 2006 . Due to the track's unique layout, the race generates annual discussion, with media, fans, and participants both in favor and against racing this event . Due to its unique layout, "road course ringers" are common, a NASCAR term standing for drivers that appear on the NASCAR circuit only for the road course races . </P>

How long is the nascar race at sonoma