Mark Stewart (racing driver)

Mark Stewart
NationalityAmerican
Born (1997-12-27) December 27, 1997
Riverhead, New York, U.S.
NASCAR Whelen Modified Tour career
Debut season2023
Current teamChristopher Turbash
Years active2023–present
Car number36
Crew chiefChris Turbash
Starts8
Championships0
Wins1
Poles0
Best finish42nd in 2025
Finished last season42nd (2025)
Statistics up to date as of May 30, 2026.

Mark Stewart (born December 27, 1997) is an American professional stock car racing driver who currently competes part-time in the NASCAR Whelen Modified Tour, driving the No. 81 for Christopher Turbush. He is the nephew of Chris and Roger Turbush, the latter of which also competes part-time in the series.[1][2]

In 2026, Stewart got his first career win in the Whelen Modified Tour at Riverhead Raceway.[3]

Stewart has also previously competed in the SMART Modified Tour, EXIT Realty ProTruck Challenge, the Monaco Modified Tri-Track Series, and the NASCAR Weekly Series, and is a frequent competitor at his home track of Riverhead Raceway.[4][5]

Motorsports results

NASCAR

(key) (Bold – Pole position awarded by qualifying time. Italics – Pole position earned by points standings or practice time. * – Most laps led.)

Whelen Modified Tour

NASCAR Whelen Modified Tour results
Year Car owner No. Make 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 NWMTC Pts Ref
2023 Heather Turbush 81 Chevy NSM RCH MON RIV LEE SEE RIV
13		 WAL NHA LMP THO LGY OSW MON RIV
2		 NWS THO MAR 44th 73 [6]
2024 NSM RCH THO MON RIV
10		 SEE NHA MON LMP THO OSW RIV
16		 MON THO NWS MAR 49th 62 [7]
2025 Christopher Turbush NSM
17		 THO
17		 NWS SEE RIV
Wth		 WMM LMP MON MON THO
Wth		 RCH OSW NHA RIV
19		 THO MAR 42nd 79 [8]
2026 NSM
21		 MAR THO SEE -* -* [9]
Sapienza Racing 36 N/A RIV
1*		 OXF SEE CLM WMM MON THO NHA STA OSW RIV THO

SMART Modified Tour

SMART Modified Tour results
Year Car owner No. Make 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SMTC Pts Ref
2026 Chris Turbush 81 N/A FLO AND SBO DOM
26		 HCY WKS FCR CRW PUL CAR CRW ROU TRI NWS -* -* [10]

References

  1. ↑ "NOTEBOOK: Locals look to defend home turf in the Eddie Partridge 256 at Riverhead Raceway". NASCAR. September 12, 2024. Retrieved April 23, 2025.
  2. ↑ "Roger Turbush ready to expand his horizons by joining NASCAR Whelen Modified Tour at Thompson". NASCAR. August 13, 2024. Retrieved April 23, 2025.
  3. ↑ "Score one for the local guys: Mark Stewart holds off Justin Bonsignore at Riverhead for his first Modified Tour victory". NASCAR. May 30, 2026. Retrieved June 1, 2026.
  4. ↑ "Mark Stewart". The Third Turn. Retrieved April 23, 2025.
  5. ↑ "JB Fortin Scores Modified Victory At Riverhead Raceway". RaceDayCT.com. Retrieved April 23, 2025.
  6. ↑ "Mark Stewart – 2023 NASCAR Whelen Modified Tour Results". Racing-Reference. Retrieved April 23, 2025.
  7. ↑ "Mark Stewart – 2024 NASCAR Whelen Modified Tour Results". Racing-Reference. Retrieved April 23, 2025.
  8. ↑ "Mark Stewart – 2025 NASCAR Whelen Modified Tour Results". Racing-Reference. Retrieved April 23, 2025.
  9. ↑ "Mark Stewart – 2026 NASCAR Whelen Modified Tour Results". Racing-Reference. Retrieved February 7, 2026.
  10. ↑ "Mark Stewart - 2026 Season Results - SMART Modified Tour Powered by Pace-O-Matic". The Third Turn. Retrieved April 4, 2026.
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