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BoP Lab / Laguna Seca

STU vs SM vs FM 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 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: STU 1:39.256 David Fiorelli, Super Tour Jul 2019 qualifying · SM 1:46.110 Tristan Littlehale, Super Tour Jul 2019 race · FM 1:31.060 Bill Weaver, Super Tour Jul 2019 qualifying · B-Spec 1:52.287 Frank Schwartz, Super Tour Jul 2019 race

EventSTUSMFMB-Spec
Qual bestRace bestTrapQual bestRace bestTrapvs STU% of STUQual bestRace bestTrapvs STU% of STUQual bestRace bestTrapvs STU% of STU
Super Tour Jul 2019 ST19JUL262019-07-261:39.256David Fiorelli · fastest of 3 · top 3 within 3.9s1:41.478Nathan Pope · fastest of 3 · top 3 within 2.9s104.9David Fiorelli1:46.159Tristan Littlehale · fastest of 11 · top 5 within 1.9s1:46.110Tristan Littlehale · fastest of 11 · top 5 within 1.2s87.0Justin Casey+4.632squal +6.903s104.6%qual 107.0%1:31.060Bill Weaver · fastest of 7 · top 5 within 3.0s1:32.101Bill Weaver · fastest of 7 · top 5 within 1.0s109.0Randy Sturgeon-9.377squal -8.196s90.8%qual 91.7%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+10.809squal +13.827s110.7%qual 113.9%
30 earlier rule changes on record, in force before Super Tour Jul 2019 (from 2019)6 cars added · 6 induction · 6 weight · 3 engine · 2 aero · 2 suspension & brakes · 2 tyres & wheels · 3 wording · B-Spec 2007-10 Mini Cooper adds OBX header part #10-2101-2S as E&O allowance. · 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.
  • STU Remove -2mm penalty from SR20DET Nissan #26982weight
  • STU Request clarification for manifold and throttle in STU #27004induction
  • STU Request to clarify afterrmarket side skirts exhaust exit #26814suspension & brakes
  • STU Wheel Flare wording #26872tyres & wheels
  • STU Request Ride Height Clarification #26597suspension & brakes
  • STU Request to Use Japanese Mazda 13b Intake Manifold #25790induction
  • STU Request Alternate Intake for Mazda MZR In a Rear Wheel Drive App. #26352induction
  • STU E&O Suspension #26424wording
  • STU Revisit B20 VTEC #26530cars added
  • STU Move Flared Fenders to STU Advanced Aero #26564aero
  • STU TCA Civic SI E&O #26606induction
  • STU S54 Spec line #26620weight
  • 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.
  • SM Request to allow aftermarket fuel filters. #26370wording
  • STU Request to Class Assignment for 2017 Civic #24287cars added
  • STU Request to run E46 3246cc in STU #25126weight
  • STU Engine Classification for Rotary #25564engine
  • STU K24/K20 Head Swap Clarification/Amendment #25899induction
  • STU Request to Classify 12a Bridge Ported Rotary Engine #25985cars added
  • STU World Challenge Car Eligibility #26387weight
  • STU Request a phone call for discussion regarding weight #26398weight
  • STU Advanced Aero E&O #26413aero
  • 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
  • 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.
  • STU Request to Equalize Direct Injected Turbo Cars #24890induction

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 STU" is the class's best as a share of STU'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 STU'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.