Brock Zearfoss

8/14/2026 - Knoxville Raceway

8/14/2026 - Knoxville Raceway

Knoxville, IA

65th running of the Knoxville Nationals - Hard Knox Preliminary Night #3

Classes

  • 410 Sprints - Winged
    • World of Outlaws

Track Contact

Full Event Information on MyRacePass

Mooses LZ Bar
Berkebile Oil Company
Bruces Speed Shop
Schaeffers Racing Oil
G-Force Transmissions
AL Driveline
Heavy Equipment Loaders and Parts
Adamsky Trucking
All Star Performance
Chalk Stix
FK Rod Ends
Protection First Class Outdoors
Milton Hershey School
Titan Wings
CSI Shocks
Bell Helmets
High Performance Lubricants
Winter Performance Machine
Godfrey Racing Engines
Tech 61
Shilling Excavating
Brock Zearfoss Racing
MyRacePass Management