Why do NASCAR cars have side exhausts?

LeeRoy Yarbrough won the 1969 Firecracker 500 at Daytona with a car unlike any that followed. Brilliant thinking by Junior Johnson and Herb Nab were able to eliminate cars drafting behind Yarbrough by simply moving the exhaust to the rear.

"Cope" by Brock Beard available now!
https://www.amazon.com/Cope-Brock-Eri...

Narrated by Brock Beard

Written and Edited by nascarman

Video Clips Courtesy of:
NASCAR Classics

Bibliography:
-"Early Caution Flag Better Be Legit", Tom Higgins, The Charlotte Observer, March 30, 1969
-"Virginia 500 Just What the Doctor Ordered," Gerald Martin, The World News, April 25, 1969
-"Notes", Jesse Outlar, The Atlanta Constitution, July 5, 1969
-"End of an Era?," Bob Smith. Tampa Tribune, July 13, 1969
-"NASCAR Clears Up a Lot of Hot Air," Pat Zier, The Atlanta Constitution, August 2, 1969
-"Benny Phillips Talks About Racing," Benny Phillips, High Point Enterprise, August 3, 1969

Music:
Vehicle Chase - Hainbach
Dusty Fingers - DJ Williams

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