Allgaier, who competes full-time in the Xfinity Series for JR Motorsports, was the designated fill-in driver for Kyle Larson in his well-planned attempt to compete in the Indianapolis 500 and Coca-Cola 600 on the same day.Allgaier’s only role was to start Larson’s No. 5 Hendrick Motorsports Chevrolet in the 600 should Larson not arrive at Charlotte in time.He never seriously considered he ...<a class='more' href='https://www.motorsport.com/nascar-cup/news/filling-in-for-larson-at-coke-600-a-lot-of-fun-for-allgaier/10616662/?utm_source=RSS&utm_medium=referral&utm_campaign=R SS-NASCAR&utm_term=News&utm_content=www'>Keep reading</a>

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