Northwest Challenge Series
Schedule & Results
2017 Events
May19
May20
Jun10
Jun16
Jun17
Jul14
Jul15
Jul21
Jul22
Jul23
Aug11
Aug12
Sep1
Friday, 01 September 2017
Electric City Speedway
ASCS Frontier Region, North-American Speed Association
Sep2
Saturday, 02 September 2017
Electric City Speedway
ASCS Frontier Region, North-American Speed Association
Sep3
Sunday, 03 September 2017
Electric City Speedway
ASCS Frontier Region, North-American Speed Association
Sep15
Friday, 15 September 2017
Billings Motorsports Park
ASCS Frontier Region, North-American Speed Association, Rocky Mountain Sprint Car Series
Sep16
Saturday, 16 September 2017
Billings Motorsports Park
ASCS Frontier Region, North-American Speed Association, Rocky Mountain Sprint Car Series
Sep22
Friday, 22 September 2017
Yakima Dirt Track
FALL BRAWL - CENTRAL WASHINGTON STATE FAIR - STSS & WA MOD TOUR FINALE