Photo Gallery: 2021 Hard Knox Friday at the Knoxville Knoxville Nationals, Knoxville Raceway, Media Gallery, Photo Gallery, World of Outlaws Rico Abreu (24R) and Jac Haudenschild (22) (Serena Dalhamer photo) Sammy Swindell (#70) and Davey Heskin (#56). (Mark Funderburk photo) Wayne Johnson (#2C) and Davey Heskin (#56). (Mark Funderburk photo) Jacob Allen (Serena Dalhamer photo) Shane Stewart (#71) and Bill Balog (#17B). (Mark Funderburk photo) Ayrton Gennetten (#3) and Shane Golobic (#17). (Mark Funderburk photo) Brock Zearfoss, Shane Stewart, Rico Abreu, and Anthony Macri (Serena Dalhamer photo) Rico Abreu (#24) and A.J. Moeller (#20). (Mark Funderburk photo) Wayne Johnson (#2C) and Daryn Pittman (#39). (Mark Funderburk photo) (l to r) Anthony Macri, Brock Zearfoss, Rico Abreu, and Shane Stewart with this Knoxville Nationals Queen and her Court. (Mark Funderburk photo) Tim Shaffer (#28) and Sammy Swindell (#70). (Mark Funderburk photo) Tori Knutson (Serena Dalhamer photo) Anthony Macri (Serena Dalhamer photo) Rico Abreu. (Mark Funderburk photo) Rico Abreu (24R) and Jac Haudenschild (22) (Serena Dalhamer photo) Harli White (#11N) and Roger Crockett (#11). (Mark Funderburk photo) Brock Zearfoss (Serena Dalhamer photo) Jac Haudenschild (Serena Dalhamer photo) Anthony Macri (#39) and Jac Haudenschild (#22). (Mark Funderburk photo) Jac Haudenschild (#22) and Rico Abreu (#24). (Mark Funderburk photo) Lynton Jeffrey (#83) and Kyle Rerinhardt (#91). (Mark Funderburk photo) Shane Stewart (Serena Dalhamer photo) Shane Stewart (#71) and Brock Zearfoss (#3Z). (Mark Funderburk photo) Rico Abreu (Serena Dalhamer photo) Shane Stewart (#71) and Brock Zearfoss (#3). (Mark Funderburk photo) Jac Haudenschild (Serena Dalhamer photo) Rico Abreu. (Mark Funderburk photo) Sammy Swindell (#70) and Daryn Pittman (#39). (Mark Funderburk photo) Parade lap during the “Hard Knox” program during the 2021 Knoxville Nationals. (Mark Funderburk photo) Jacob Allen (Serena Dalhamer photo) Kyle Reinhardt (91), Brock Zearfoss (3Z), and Shane Stewart (71) (Serena Dalhamer photo) (l to r) Anthony Macri, Brock Zearfoss, Rico Abreu, and Shane Stewart. (Mark Funderburk photo) Bill Balog (#17B) and Lynton Jeffrey (#83). (Mark Funderburk photo) Shane Stewart (Serena Dalhamer photo) Rico Abreu celebrates with his race team Friday at Knoxville Raceway. (Mark Funderburk photo) Shane Golobic (#17) and Hunter Schuerenberg (#55). (Mark Funderburk photo) Rico Abreu (Serena Dalhamer photo) Knoxville NationalsKnoxville RacewayPhoto GalleryWorld of Outlaws