When General Moran bets a spur of his railroad against a Texas horse ranch that a Kentucky thoroughbred can beat a Texas quarter-horse in a 440 yard sprint, he hires Bat to train his horse to win the wager.
Bat is in San Antonio, Texas to play cards when he runs into his friend Gen. Zachary Moran. Moran has bet a railroad spur against a horse ranch owned by Latimer on his Kentucky thoroughbred beating Latimer's Texas quarter-horse. Given the distance Bat tells Moran he may lose. With the size of the wager Moran hires Bat to train his horse and win the race. Bat accepts the job. He hires Edward 'Snapper' Garrison from back East to ride the horse. He is a professional jockey uses a different technique than the western riders. He likes to have a good time when not riding giving Bat and Moran problems making sure he is prepared for the race as he likes the women. He likes to entertain people with stories about his Garrison Finish. Latimer, nervous due to Snapper's professionalism, decides to kidnap both Bat and Snapper. He tells Snapper he will have two broken legs and Bat will be killed if Snapper wins the race. Pressure is on both Snapper and Bat to fix the situation. Written by