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BoP Lab / Laguna Seca

FE2 vs FM vs SRF3 vs B-Spec pace at Laguna Seca

Class · click a class to switch, + to compare alongside (up to 4: remove one to add another)
Reference class · the yardstick the % column and chart are measured against

Quickest here: FE2 1:28.266 Brandon Aleckson, Super Tour Jul 2019 qualifying · FM 1:31.060 Bill Weaver, Super Tour Jul 2019 qualifying · SRF3 1:37.644 TJ Acker, Super Tour Jul 2019 qualifying · B-Spec 1:52.287 Frank Schwartz, Super Tour Jul 2019 race

EventFE2FMSRF3B-Spec
Qual bestRace bestTrapQual bestRace bestTrapvs FE2% of FE2Qual bestRace bestTrapvs FE2% of FE2Qual bestRace bestTrapvs FE2% of FE2
Super Tour Jul 2019 ST19JUL262019-07-261:28.266Brandon Aleckson · fastest of 3 · top 3 within 3.0s1:29.059Brandon Aleckson · fastest of 3 · top 3 within 3.0s113.9Brandon Aleckson1:31.060Bill Weaver · fastest of 7 · top 5 within 3.0s1:32.101Bill Weaver · fastest of 7 · top 5 within 1.0s109.0Randy Sturgeon+3.042squal +2.794s103.4%qual 103.2%1:37.644TJ Acker · fastest of 25 · top 5 within 0.8s1:38.588Steve Fogg · fastest of 25 · top 5 within 0.7s99.9Mike Miserendino+9.529squal +9.378s110.7%qual 110.6%1:53.083Joseph Gersch · fastest of 4 · top 4 within 1.6s1:52.287Frank Schwartz · fastest of 4 · top 4 within 2.5s82.0Ali Naimi+23.228squal +24.817s126.1%qual 128.1%
8 earlier rule changes on record, in force before Super Tour Jul 2019 (from 2019)3 cars added · 2 aero · 1 engine · 1 wording · 1 other · B-Spec 2007-10 Mini Cooper adds OBX header part #10-2101-2S as E&O allowance. · SRF drivers may now use Dash Windscreen Kit P/N 1180103 or P/N 180102. · SRF3 multi-piece nose assembly approved for use; no other nose modifications allowed. · SRF3 brakes now accept Hawk Blue 9012 pads P/N 801993 only; Wilwood vented rotor P/N 800065 minimum 13.25mm as delivered; caliper bushings P/N 1196185 A or B permitted. Shock absorbers: Penske P/N 280396 only, sealed, with SCCA bump rubber… · B-Spec added to GCR 9.3.26 fuel cell exception list; stock fuel tank permitted. · B-Spec adds Canadian Nissan Micra Cup Car, 1598 cc, 2450 lbs minimum, with Micra Cup suspension kit allowed. · B-Spec Toyota Yaris 12-18 added with 1491cc engine, 3.55 first gear, Bilstein B14 suspension, K&N intake allowed. · B-Spec exhaust wording clarified: oxygen sensors must stay stock location, primary catalyst unmodifiable.showhide
  • B-Spec Request to allow OBX Header for 2007-10 Mini Cooper #26977engineadded · engineB-Spec 2007-10 Mini Cooper adds OBX header part #10-2101-2S as E&O allowance.
  • SRF3 SRF Dash Windscreen Kit #27028aeroadded · aeroSRF drivers may now use Dash Windscreen Kit P/N 1180103 or P/N 180102.
  • SRF3 New SRF Sectional Nose Rule Addition #26914aeroadded · aeroSRF3 multi-piece nose assembly approved for use; no other nose modifications allowed.
  • SRF3 SRF Brakes and Shock Rule Changes #26629otherotherSRF3 brakes now accept Hawk Blue 9012 pads P/N 801993 only; Wilwood vented rotor P/N 800065 minimum 13.25mm as delivered; caliper bushings P/N 1196185 A or B permitted. Shock absorbers: Penske P/N 280396 only, sealed, with SCCA bump rubber…
  • B-Spec Request to add B-Spec to GCR 9.3.26 fuel cell #26132cars addedaddedB-Spec added to GCR 9.3.26 fuel cell exception list; stock fuel tank permitted.
  • B-Spec Request to classify Canadian Nissan Micra Cup cars #25216cars addedaddedB-Spec adds Canadian Nissan Micra Cup Car, 1598 cc, 2450 lbs minimum, with Micra Cup suspension kit allowed.
  • B-Spec Request updated Toyota Yaris Spec Lines #25483cars addedaddedB-Spec Toyota Yaris 12-18 added with 1491cc engine, 3.55 first gear, Bilstein B14 suspension, K&N intake allowed.
  • B-Spec Update wording of exhaust #26022wordingwordingB-Spec exhaust wording clarified: oxygen sensors must stay stock location, primary catalyst unmodifiable.
About this data
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.