Harley Jankowski
Sparta, WI
Schedule & Results
2020 Events
2020 race stats based on 4 events. Select a stat to view included races.
May25
A FEATURE 1
11th
Jun4
A FEATURE 1
11th
Jul7
Tuesday, 07 July 2020
Slinger Super Speedway
The 41st Annual SUPERSEAL Slinger Nationals Presented by Miller Lite
Oct8
FUTURES OKTOBERFEST FEATURE
19th
Oct9
C FEATURE