Career
He quit his sprint car racing career to become the crew chief for Bruce Larson"s 1989 national championship Funny Carolina drag racing team He was nicknamed "The Linglestown Leadfoot". Yingst was a sprint car racer in Central Pennsylvania.
He usually raced with a white #88 racecar.
After taking a some time off, fellow Pennsylvanian racer Bruce Larson wanted to return to drag racing in the National Hot Rod Association (NHRA) after a long career as a match racer. Yingst quit his sprint car racing career to become Larson"s crew chief in NHRA"s Funny Carolina division.
He worked for "Flash Gordon" Mineo in the 1991 season, entering five national events. He was hired by Chuck Etchells in 1992 to be his crew chief, and Etchells had three events wins to finish fifth in the season points.
Yingst was working in the pits at Houston Raceway Park on March 6, 1993 at the NHRA Slick 50 Nationals when he collapsed and died from a brain aneurysm.
"We were devastated," said Etchells. "Maynard was only 43 and was at the top of his profession.