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BoP Lab / Michelin Raceway Road Atlanta

FE2 vs FM vs SM vs SRF pace at Michelin Raceway Road Atlanta

Class · click a class to switch, + to compare alongside (up to 4: remove one to add another)
Reference class · the others' laps as a share of this one's at the same event, so years compare despite weather; + a class above to measure against it

Quickest here: FE2 1:22.855 Paul Schneider, Super Tour Mar 2022 race · SM 1:41.798 Danny Steyn, Super Tour Mar 2021 qualifying

1:251:301:351:401:456 rule changes between Super Tour Mar 2021 and Super Tour Mar 20226 ▾5 rule changes between Super Tour Mar 2022 and Super Tour Mar 20235 ▾6 rule changes between Super Tour Mar 2023 and Super Tour Mar 20246 ▾11 rule changes between Super Tour Mar 2024 and Super Tour Mar 202511 ▾9 rule changes between Super Tour Mar 2025 and Super Tour Mar 20269 ▾FE2 race best at Super Tour Mar 2021: 1:23.956 (Bailey Monette)FE2 race best at Super Tour Mar 2022: 1:22.855 (Paul Schneider)FE2 race best at Super Tour Mar 2023: 1:24.454 (Charles Russell Turner)FE2 race best at Super Tour Mar 2024: 1:24.414 (Charles Russell Turner)FE2 race best at Super Tour Mar 2025: 1:23.500 (Franklin Futrelle)FE2 race best at Super Tour Mar 2026: 1:24.978 (Paul Schneider)FE2 qualifying best at Super Tour Mar 2021: 1:24.364 (Bailey Monette)FE2 qualifying best at Super Tour Mar 2022: 1:23.096 (Paul Schneider)FE2 qualifying best at Super Tour Mar 2023: 1:23.128 (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2024: 1:23.212 (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2025: 1:23.136 (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2026: 1:24.639 (Paul Schneider)SM race best at Super Tour Mar 2021: 1:42.564 (Preston Pardus)SM race best at Super Tour Mar 2022: 1:41.864 (Travis Wiley)SM race best at Super Tour Mar 2023: 1:42.553 (Charles Mactutus)SM race best at Super Tour Mar 2024: 1:42.995 (Charles Mactutus)SM race best at Super Tour Mar 2025: 1:42.625 (Sean Noonan)SM race best at Super Tour Mar 2026: 1:42.611 (Charles Mactutus)SM qualifying best at Super Tour Mar 2021: 1:41.798 (Danny Steyn)SM qualifying best at Super Tour Mar 2022: 1:42.814 (Connor Zilisch)SM qualifying best at Super Tour Mar 2023: 1:42.619 (Charles Mactutus)SM qualifying best at Super Tour Mar 2024: 1:42.620 (Danny Steyn)SM qualifying best at Super Tour Mar 2025: 1:42.848 (Sean Noonan)SM qualifying best at Super Tour Mar 2026: 1:42.324 (Skyler Cottrell)Super Tour Mar 20212021Super Tour Mar 20222022Super Tour Mar 20232023Super Tour Mar 20242024Super Tour Mar 20252025Super Tour Mar 20262026
FE2FMSMSRFsolid race · dashed qualifying · slower is lower
98%100%102%104%106%108%110%112%114%116%118%120%122%124%126%6 rule changes between Super Tour Mar 2021 and Super Tour Mar 20226 ▾5 rule changes between Super Tour Mar 2022 and Super Tour Mar 20235 ▾6 rule changes between Super Tour Mar 2023 and Super Tour Mar 20246 ▾11 rule changes between Super Tour Mar 2024 and Super Tour Mar 202511 ▾9 rule changes between Super Tour Mar 2025 and Super Tour Mar 20269 ▾FE2 race best at Super Tour Mar 2021: 100.0% of FE2's (Bailey Monette)FE2 race best at Super Tour Mar 2022: 100.0% of FE2's (Paul Schneider)FE2 race best at Super Tour Mar 2023: 100.0% of FE2's (Charles Russell Turner)FE2 race best at Super Tour Mar 2024: 100.0% of FE2's (Charles Russell Turner)FE2 race best at Super Tour Mar 2025: 100.0% of FE2's (Franklin Futrelle)FE2 race best at Super Tour Mar 2026: 100.0% of FE2's (Paul Schneider)FE2 qualifying best at Super Tour Mar 2021: 100.0% of FE2's (Bailey Monette)FE2 qualifying best at Super Tour Mar 2022: 100.0% of FE2's (Paul Schneider)FE2 qualifying best at Super Tour Mar 2023: 100.0% of FE2's (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2024: 100.0% of FE2's (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2025: 100.0% of FE2's (Franklin Futrelle)FE2 qualifying best at Super Tour Mar 2026: 100.0% of FE2's (Paul Schneider)SM race best at Super Tour Mar 2021: 122.2% of FE2's (Preston Pardus)SM race best at Super Tour Mar 2022: 122.9% of FE2's (Travis Wiley)SM race best at Super Tour Mar 2023: 121.4% of FE2's (Charles Mactutus)SM race best at Super Tour Mar 2024: 122.0% of FE2's (Charles Mactutus)SM race best at Super Tour Mar 2025: 122.9% of FE2's (Sean Noonan)SM race best at Super Tour Mar 2026: 120.8% of FE2's (Charles Mactutus)SM qualifying best at Super Tour Mar 2021: 120.7% of FE2's (Danny Steyn)SM qualifying best at Super Tour Mar 2022: 123.7% of FE2's (Connor Zilisch)SM qualifying best at Super Tour Mar 2023: 123.4% of FE2's (Charles Mactutus)SM qualifying best at Super Tour Mar 2024: 123.3% of FE2's (Danny Steyn)SM qualifying best at Super Tour Mar 2025: 123.7% of FE2's (Sean Noonan)SM qualifying best at Super Tour Mar 2026: 120.9% of FE2's (Skyler Cottrell)Super Tour Mar 20212021Super Tour Mar 20222022Super Tour Mar 20232023Super Tour Mar 20242024Super Tour Mar 20252025Super Tour Mar 20262026
FE2FMSMSRFsolid race · dashed qualifying · each class's best lap as a share of FE2's at the same event (the reference class, changeable above); 100% is level, higher is quicker
EventFE2FMSMSRF
Qual bestRace bestTrapQual bestRace bestTrapvs FE2% of FE2Qual bestRace bestTrapvs FE2% of FE2Qual bestRace bestTrapvs FE2% of FE2
Super Tour Mar 2026 ST26MAR062026-03-061:24.639Paul Schneider · fastest of 7 · top 5 within 2.4s+1.503s (+1.81%)1:24.978Paul Schneider · fastest of 7 · top 5 within 2.9s+1.478s (+1.77%)138.5Paul Schneider+4.9 mph (+3.6%)1:42.324Skyler Cottrell · fastest of 52 · top 5 within 0.4s-0.524s (-0.51%)1:42.611Charles Mactutus · fastest of 51 · top 5 within 0.2s-0.014s (-0.01%)112.2James Newell+5.2 mph (+4.9%)+17.633squal +17.685s120.8%qual 120.9%
9 rule changes (FE2: 2, SM: 3, SRF: 4)1 tyres & wheels · 1 wording · 7 othershowhide
  • SRF SRF3 Spark Plugs #39899other
  • FE2 FE & FE2 Bubble Tail #38978other
  • SRF Add HD Oil Cooler #38979other
  • SM SMX Data Submission - Penalties #38248other
  • SM Committee) SMX Penaly Clarification updated language #38337wording
  • SM Clarify Tire Marking Regs #38005tyres & wheels
  • FE2 Driver Safety & Comfort #37965other
  • SRF Driver Safety & Comfort #37966other
  • SRF Update SADEV transmission specs #37992other
Super Tour Mar 2025 ST25MAR072025-03-071:23.136Franklin Futrelle · fastest of 8 · top 5 within 2.1s-0.076s (-0.09%)1:23.500Franklin Futrelle · fastest of 8 · top 5 within 1.9s-0.914s (-1.08%)133.6Eric Wisniewski+1.7 mph (+1.3%)1:42.848Sean Noonan · fastest of 35 · top 5 within 0.2s+0.228s (+0.22%)1:42.625Sean Noonan · fastest of 33 · top 5 within 0.6s-0.370s (-0.36%)107.0Sean Noonan+1.8 mph (+1.7%)+19.125squal +19.712s122.9%qual 123.7%
11 rule changes (SM: 5, SRF: 6)3 tyres & wheels · 2 suspension & brakes · 1 engine · 2 wording · 3 othershowhide
  • SM E&O SMX Regs 9.1.7.1.D.5.u-.w #37070other
  • SRF Update SRF3 Air Filter Rule #36681other
  • SRF Update SRF Brake Rotor Thickness #36687suspension & brakes
  • SRF Hoosier Tire Decal Placement #36739tyres & wheels
  • SM SMX Camera Rule Correction #36496wording
  • SM Committee) AIM ECU Protocol #36556engine
  • SM Committee) OE versus OEM Definitons #36608other
  • SM Committee) Shifter Bushing #36611suspension & brakes
  • SRF Protest Fee Clarification #36540wording
  • SRF Update to Letter 36619 with new Hoosier Contingency Decal Info #36624tyres & wheels
  • SRF Update Rain Tire Rule and Hoosier Decal Placement #36436tyres & wheels
Super Tour Mar 2024 ST24MAR082024-03-081:23.212Franklin Futrelle · fastest of 14 · top 5 within 2.3s+0.084s (+0.10%)1:24.414Charles Russell Turner · fastest of 13 · top 5 within 1.5s-0.040s (-0.05%)131.9Jason Conzo-9.2 mph (-6.5%)1:42.620Danny Steyn · fastest of 47 · top 5 within 0.4s+0.001s (+0.00%)1:42.995Charles Mactutus · fastest of 46 · top 5 within 0.1s+0.442s (+0.43%)105.2Tyler Brown-6.9 mph (-6.2%)+18.581squal +19.408s122.0%qual 123.3%
6 rule changes (SRF: 6)2 suspension & brakes · 2 tyres & wheels · 1 weight · 1 othershowhide
  • SRF Update SRF Rain / Brake Rule #34706suspension & brakes
  • SRF Update SRF Brake Light Rule v1 #34853suspension & brakes
  • SRF SRF / SRF3 Rule Updates #35268weight
  • SRF SRF Radiator Rule Update #34805other
  • SRF Hoosier SRF Wet Front Tire Rule Update #34189tyres & wheels
  • SRF Update SRF Front W2 Rain Tire Part Number #34118tyres & wheels
Super Tour Mar 2023 ST23MAR102023-03-101:23.128Franklin Futrelle · fastest of 15 · top 5 within 2.5s+0.032s (+0.04%)1:24.454Charles Russell Turner · fastest of 15 · top 5 within 1.2s+1.599s (+1.93%)141.1Eric Cruz-3.0 mph (-2.1%)1:42.619Charles Mactutus · fastest of 48 · top 5 within 0.7s-0.195s (-0.19%)1:42.553Charles Mactutus · fastest of 47 · top 5 within 0.4s+0.689s (+0.68%)112.2Jonathan Neudorf-1.3 mph (-1.2%)+18.099squal +19.491s121.4%qual 123.4%
5 rule changes (SM: 2, SRF: 3)3 suspension & brakes · 1 tyres & wheels · 1 weightshowhide
  • SRF Update SRF Brake Rule #33469suspension & brakes
  • SM BOP for NB1 and NB2 #32309weight
  • SRF SRF Tire Rule Update #32614tyres & wheels
  • SRF Brake, seal, and air filter clarifications #32670suspension & brakes
  • SM Update GCR Section 9.1.7.3.A.1. #32217suspension & brakes
Super Tour Mar 2022 ST22MAR122022-03-121:23.096Paul Schneider · fastest of 13 · top 5 within 2.8s-1.268s (-1.50%)1:22.855Paul Schneider · fastest of 13 · top 5 within 2.5s-1.101s (-1.31%)144.1Bailey Monette+5.2 mph (+3.8%)1:42.814Connor Zilisch · fastest of 60 · top 5 within 0.3s+1.016s (+1.00%)1:41.864Travis Wiley · fastest of 60 · top 5 within 0.7s-0.700s (-0.68%)113.5Junior Brock-0.1 mph (-0.1%)+19.009squal +19.718s122.9%qual 123.7%
6 rule changes (SM: 1, SRF: 5)2 weight · 1 engine · 1 tyres & wheels · 2 othershowhide
  • SRF Three Updates to SRF Rules #31523weight
  • SRF SRF Wet Tires #30849tyres & wheels
  • SRF SADEV-SRF3 Transmission #30926other
  • SRF SRF Update Maintenance, Repairs and Seals #30961engine
  • SRF SRF3 Alternator Pulley #30684weight
  • SM Updates - Obsolete Parts & BOP Parts #30438other
Super Tour Mar 2021 ST21MAR192021-03-191:24.364Bailey Monette · fastest of 18 · top 5 within 1.3s1:23.956Bailey Monette · fastest of 18 · top 5 within 0.8s138.9T Vanacore1:41.798Danny Steyn · fastest of 68 · top 5 within 0.7s1:42.564Preston Pardus · fastest of 67 · top 5 within 0.2s113.6Marc Cefalo+18.608squal +17.434s122.2%qual 120.7%
16 earlier rule changes on record, in force before Super Tour Mar 2021 (from 2019)4 suspension & brakes · 3 engine · 3 weight · 2 tyres & wheels · 2 wording · 2 othershowhide
  • SRF Mandatory identification: #30223engine
  • SRF SRF Shocks, Springs and Ride Height. #29688suspension & brakes
  • SM Radiator E&O Clarifications #29294engine
  • FE2 FE/FE2 Oil Cooler #29293wording
  • SM Modifications to prevent failures of Rear Brake Caliper Pin #28953suspension & brakes
  • SRF SRF Bump Stop Correction #27019suspension & brakes
  • SRF SRF Rain / Brake Rule - BoD approved as follows #34958suspension & brakes
  • FE2 FE / FE2 Update Rules #27624weight
  • SRF SRF Tire Warmer Rule #27622tyres & wheels
  • SRF SRF / SRF3 Nose Weight Reduction #27706weight
  • SRF SRF / SRF3 Majors & Regional Class Updates #27723other
  • SRF SRF Dash Windscreen Kit #27028other
  • SM Request to allow aftermarket fuel filters. #26370wording
  • SM Request 99-00 replacement Wire harnesses #25602engine
  • SM Organize and Clarify 9.1.7.C.1.o. #25913weight
  • SM Strike Tire Tread Language #26123tyres & wheels

Best is the class's fastest lap in that event's qualifying or race sessions, with the driver who set it, how many cars set a time that session and how close the top five were; a best from fewer than three cars is greyed. With two or more classes, "vs" is the gap of each class's best to the first class's at the same event. "% of FE2" is the class's best as a share of FE2's best at the same event (100% is level, less is quicker): weather and track condition move every class together, so this compares across years where the raw times do not. It still breaks when FE2's own field changes or one session was wet and another dry. Newest event first. The coloured figure under each value is the change from the previous event that has one (green is quicker, red slower). Whole laps only, so events with different sector layouts still compare. Weather and track condition are not accounted for.