Local driver (1963–1972) In 1963, Senneker began racing at the 1/4 mile paved Grand Rapids Speedrome in 1963. He began racing at
Berlin Raceway after it was paved in 1966;
Indianapolis Raceway Park, Senneker's final ASA start happened on September 26, 1998 where he won in his final race at Southern National Speedway. Senneker won nine times in frequent
ARTGO starts throughout his career. He made his first start at the
1968 Daytona 500 in a home-built 1966 Chevelle. He had his career-best thirteenth place finish. His next NASCAR race happened at his home track of
Michigan International Speedway in 1970. He started thirtieth and finished 21st. Eleven years later, Senneker started 23rd for
J.D. Stacy at
Charlotte Motor Speedway and finishing 21st after crashing. Senneker made his final five NASCAR starts in 1983 for Terry Marra in the No. 80 Pontiac. He finished 28th after crashing at
Atlanta, 27th with battery issues at
1983 World 600 (
Charlotte), fourteenth and sixteenth at Michigan, and fifteenth at Atlanta. ==Driving style==