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81 Speedway3/14/2026Enduro
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81 Speedway1/3/2026Enduro
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81 Speedway10/4/2025A Modifieds
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81 Speedway10/4/2025Dirt Super Late Models
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Sponsors

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Godfather 150 Enduro a success! NEWS FLASH too!
REVIVAL Super Dirt Series Set for Busy Stretch wit...
USRA Heartland Modified Tour unveils 2026 schedule
Dirt Track Diaries YouTube channel created.
USRA Modifieds make return to the Hummer in 2026!
Godfather 150 Enduro a success! NEWS FLASH too!

Godfather 150 Enduro a success! NEWS FLASH too!

3/16/2026 -
*Pic from: JM/Race Rush 66 Racing photos *The enduro races have become a staple at 81 Speedway, we started the year off right again with 50+ cars chec
REVIVAL Super Dirt Series Set for Busy Stretch wit...

REVIVAL Super Dirt Series Set for Busy Stretch wit...

3/12/2026 -
REVIVAL Super Dirt Series Set for Busy Stretch with Fujita 50, Humboldt Return, and Terry Deatherage Tribute The Nutrien Ag Solutions REVIVAL Super Di
USRA Heartland Modified Tour unveils 2026 schedule

USRA Heartland Modified Tour unveils 2026 schedule

2/2/2026 -
GRAIN VALLEY, Mo. (January 4, 2026)—The USRA Heartland Modified Tour (HMT) officially announced its 2026 schedule today, ushering in the third season
Dirt Track Diaries YouTube channel created.

Dirt Track Diaries YouTube channel created.

2/24/2026 -
"Subscribe" now for a behind-the-scenes look of 81 Speedway. *Free: just click the "Subscribe" button https://www.youtube.com/@dirttrackdiaries *Buckl
USRA Modifieds make return to the Hummer in 2026!

USRA Modifieds make return to the Hummer in 2026!

2/13/2026 -
*Humboldt Speedway is proud to announce that USRA Modifieds will be racing in 2026. *John Allen has been working diligently to make this happen and wi

Driver Profile

Quick Info

HometownRavenna, NE
NicknameRavenna Rocket
Racing Since1998
SpouseCassandra Duncan
ChildrenLucas & Brixleigh
OccupationPublic Works
Birthday8/3

Driver Bio

Denton Duncan

Career Highlights

2012- Mid Nebraska Late Model Nationals Grand National Late Model Champion
2021-Junction Motor Speedway Track Champion
2021- Junction Motor Speedway Family of the Year
2024- Dirt Car Nebraska Tour Points Champion
Top 10 in national points for MCA Lake model in 2021 2023
2025 Red Cloud Speed Bowl Late Model Feature Winner

Hobbies

Racing

Crew Members

My wife, Cassandra Duncan, and my kids Lucas and Brixleigh Duncan Dalton, James Travis, James, Paxton Stubbs, Jayda Stubbs, Michael Psota, Dianne Duncan, Anthony & Danielle Simants, Aaron Amber Russ Homolka

Sponsors

Cassandra, Lucas, Dean, CDMT Trucking, Family Physical Therapy, Michael Foods, Flinging Dirt Racing Photography, Karmazin Farms, L, Wegner Monument, N8 Custom Metal