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BoP Lab / World Wide Technology Raceway

P2 vs SM vs B-Spec pace at World Wide Technology Raceway

Class · click a class to switch, + to compare alongside (up to 4)
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: P2 1:10.693 Fred Michael, ADS 2020 race · SM 1:11.508 Kyle Greenhill, ADS 2020 qualifying · B-Spec 1:14.914 Frank Schwartz, ADS 2020 qualifying

EventP2SMB-Spec
Qual bestRace bestTrapQual bestRace bestTrapvs P2% of P2Qual bestRace bestTrapvs P2% of P2
ADS 2020 ADS202020-05-291:12.299Fred Michael · only car1:10.693Fred Michael · only car122.7Fred Michael1:11.508Kyle Greenhill · fastest of 13 · top 5 within 0.7s1:11.767Jim Drago · fastest of 12 · top 5 within 1.2s116.3Cooper Lilly+1.074squal -0.791s101.5%qual 98.9%1:14.914Frank Schwartz · fastest of 6 · top 5 within 1.0s1:15.062Chris Taylor · fastest of 6 · top 5 within 0.8s112.4Frank Schwartz+4.369squal +2.615s106.2%qual 103.6%
40 earlier rule changes on record, in force before ADS 2020 (from 2019)9 cars added · 8 induction · 2 engine · 2 suspension & brakes · 1 weight · 15 wording · 3 other · B-Spec Chevrolet Sonic 5dr Hatch and 4dr Sedan allow Setrab transmission cooler for automatic-equipped cars. · B-Spec: multiple models allow specific suspension kits and damper assemblies. · B-Spec sunroof retention wording removed, simplifying rules. · B-Spec Ford Fiesta 5dr gets 36mm restrictor, 4dr gets 34mm, Honda Fit 09-12 loses 25 lbs to 2525, Fit 15-20 restrictor reduced 32mm to 30mm, Mini Cooper 07-10 gets 40mm restrictor. · P2 Enterprises Sports Racer adds 55mm flat plate intake restrictor Part # WM303013 as alternative to SIR. · P2 Enterprise Sports Racer 2.3L engine now requires SIR or Flat Plate restrictor sized in 0.5mm increments. · B-Spec Sonic extended to 2019, Fiat 500 limited to 2015, Fiesta models extended to 2019, Fit expanded to 2015-2019. · B-Spec Mini Cooper R50, R55, R58, R60, R61 models newly classified at 2545–2625 lbs with 40mm restrictor for 12+ models. · B-Spec fog lamps must now be removed and holes completely covered, reversing prior allowance. · B-Spec Chevrolet Sonic 4dr Sedan (12-19) added at 2650 lbs with 32mm flat plate restrictor. · P2 fly-by-wire throttle control wording clarified: stock ECUs with drive-by-wire must activate original throttle shaft mechanism. · B-Spec now permits automatic and CVT transmissions on all legal cars meeting spec line. · B-Spec automatic transmissions may use auxiliary coolers on case-by-case basis with part number approval. · Toyota Yaris Sedan 2007- added to B-Spec at 2400 lbs with 1491cc engine. · B-Spec adds 2011-2016 Ford Fiesta 4dr Sedan, 1596cc, 2495 lbs minimum weight. · B-Spec Kia Rio 5-door/LX years expanded to 2012-2019. · B-Spec Mazda2 (10-14) allows specific suspension, intake, exhaust, and bushing parts; removes air duct Mz26-117-33100. · P2 adds BMW to motorcycle-based engine options in 4-cycle line alongside Kawasaki, Suzuki, Yamaha, Honda. · B-Spec Mini Cooper production years corrected to 2011-13. · B-Spec Mazda 2, Fiat 500, 2007-10 Mini Cooper permitted to replace primary cat/exhaust manifold with approved header. · B-Spec removes year-specific eligibility and twelve-year competition window wording. · B-Spec Honda Fit model year expanded to include 2013, now covers 2009–2013. · P2 Honda K20A-FD2 non-composite chassis must use 55mm flat plate intake restrictor at 1500 lbs minimum weight. · P2 motorcycle engines: Stock restrictor 36.5mm to 35mm, modified 37.5mm to 34mm; B.5 restrictor 37.5mm to 33mm. All weights increase 25 lbs. · B-Spec 2007-10 Mini Cooper gains OBX header part #10-2101-2S as permitted E&O. · P2 cars limited to power application on maximum two wheels, effective 2019-07-01. · P2 Enterprise minimum weight increases to 1375 lbs; peak horsepower of sealed ESR engine reduced per CRB specification. · B-Spec added to GCR 9.3.26 fuel cell exception list; stock fuel tank permitted. · P2 stock engine restrictor shrinks to 35.0mm and weight rises to 1025 lbs; modified engine restrictor to 34.0mm, weight to 1125 lbs; line B.5 restrictor to 33.0mm, weight to 1185 lbs. · P2 Line A.1 restrictor reduced from 40mm to 38mm. · SM fuel pump and filter must be Mazda or OEM Equivalent part. · SM 1999-2000 model year cars may use replacement Mazda ECU and injector harnesses, unmodified. · SM electrical rules reorganized and clarified; alternator external regulation now prohibited except via OEM ECU/kill switch. · SM removes tire tread protrusion beyond fender opening requirement from GCR 9.1.7.C.5. · Canadian Nissan Micra Cup Car classified in B-Spec at 2450 lbs with 1598cc engine, Micra Cup suspension kit allowed. · Toyota Yaris (12-18) newly classified in B-Spec with 1491cc engine, 2400 lbs minimum weight, specified suspension and intake allowed. · B-Spec exhaust system wording clarified: OEM or exact replacement catalysts permitted, stock oxygen sensors required, primary converter unmodified. · P2 Spec Line cars now allow 1345cc Hayabusa stock engines at 1050 lbs with 30mm restrictor. · P2 Group CN Honda K20A-FD2 55mm restrictor implementation delayed from 1/1/2019 to 3/1/2019. · P2 Honda K20A-FD2 in CN chassis must use stock intake manifold with 64mm throttle body and 55mm restrictor at 1500 lbs minimum weight.showhide
  • B-Spec Transmission cooler for automatic equipped cars #28171otherotherB-Spec Chevrolet Sonic 5dr Hatch and 4dr Sedan allow Setrab transmission cooler for automatic-equipped cars.
  • B-Spec Spring Update for all models #28384suspension & brakessuspension & brakesB-Spec: multiple models allow specific suspension kits and damper assemblies.
  • B-Spec Request to Cleanup Sunroof Wording #28401wordingwordingB-Spec sunroof retention wording removed, simplifying rules.
  • B-Spec B-Spec Balance of Performance based on 2018 and 2019 seasons #28394induction -25 lbsslowerB-Spec Ford Fiesta 5dr gets 36mm restrictor, 4dr gets 34mm, Honda Fit 09-12 loses 25 lbs to 2525, Fit 15-20 restrictor reduced 32mm to 30mm, Mini Cooper 07-10 gets 40mm restrictor.
  • P2 SCCA Enterprises ESR / P2 engine restrictor testing #28669engineengineP2 Enterprises Sports Racer adds 55mm flat plate intake restrictor Part # WM303013 as alternative to SIR.
  • P2 Add ESR inlet restrictor #27869inductionslowerP2 Enterprise Sports Racer 2.3L engine now requires SIR or Flat Plate restrictor sized in 0.5mm increments.
  • B-Spec Request for Model Years Updating #27850wordingwordingB-Spec Sonic extended to 2019, Fiat 500 limited to 2015, Fiesta models extended to 2019, Fit expanded to 2015-2019.
  • B-Spec Request to classify Min Cooper models #27861cars addedcars addedB-Spec Mini Cooper R50, R55, R58, R60, R61 models newly classified at 2545–2625 lbs with 40mm restrictor for 12+ models.
  • B-Spec remove fog lights #27947wordingwordingB-Spec fog lamps must now be removed and holes completely covered, reversing prior allowance.
  • B-Spec add sonic sedan #27948cars addedcars addedB-Spec Chevrolet Sonic 4dr Sedan (12-19) added at 2650 lbs with 32mm flat plate restrictor.
  • P2 Request for Fly by Wire Rule Wording Change #28247wordingwordingP2 fly-by-wire throttle control wording clarified: stock ECUs with drive-by-wire must activate original throttle shaft mechanism.
  • B-Spec Request for Automatic Transmission Inclusion #27686wordingwordingB-Spec now permits automatic and CVT transmissions on all legal cars meeting spec line.
  • B-Spec Request to Add Transmission Coolers to Automatics #27687otherotherB-Spec automatic transmissions may use auxiliary coolers on case-by-case basis with part number approval.
  • B-Spec Add Yaris Sedan #26797cars addedcars addedToyota Yaris Sedan 2007- added to B-Spec at 2400 lbs with 1491cc engine.
  • B-Spec Add 2011-2016 Fiesta Sedan #26798cars addedcars addedB-Spec adds 2011-2016 Ford Fiesta 4dr Sedan, 1596cc, 2495 lbs minimum weight.
  • B-Spec add 2015-2019 Kia Rio #26799cars addedcars addedB-Spec Kia Rio 5-door/LX years expanded to 2012-2019.
  • B-Spec Error and Omissions #27858suspension & brakessuspension & brakesB-Spec Mazda2 (10-14) allows specific suspension, intake, exhaust, and bushing parts; removes air duct Mz26-117-33100.
  • P2 Request for addition of BMW Engine in P2 Engine Table #27821cars addedcars addedP2 adds BMW to motorcycle-based engine options in 4-cycle line alongside Kawasaki, Suzuki, Yamaha, Honda.
  • B-Spec Request for Correction of Production Years for Mini Cooper #27226wordingwordingB-Spec Mini Cooper production years corrected to 2011-13.
  • B-Spec Request for Corrections to 9.1.10 E Item #27 D and E #27224inductionfasterB-Spec Mazda 2, Fiat 500, 2007-10 Mini Cooper permitted to replace primary cat/exhaust manifold with approved header.
  • B-Spec Remove wording in the B-spec rules #27388wordingwordingB-Spec removes year-specific eligibility and twelve-year competition window wording.
  • B-Spec Request to add 2013 Honda Fit model year #27491cars addedcars addedB-Spec Honda Fit model year expanded to include 2013, now covers 2009–2013.
  • P2 Update Engine Table Line E notes #27414inductionslowerP2 Honda K20A-FD2 non-composite chassis must use 55mm flat plate intake restrictor at 1500 lbs minimum weight.
  • P2 Update P2 Engine Table spec lines to reflect 3/1/2019 #27254inductionslowerP2 motorcycle engines: Stock restrictor 36.5mm to 35mm, modified 37.5mm to 34mm; B.5 restrictor 37.5mm to 33mm. All weights increase 25 lbs.
  • B-Spec Request to allow OBX Header for 2007-10 Mini Cooper #26977wordingwordingB-Spec 2007-10 Mini Cooper gains OBX header part #10-2101-2S as permitted E&O.
  • P2 E&O Transmissions #27006otherslowerP2 cars limited to power application on maximum two wheels, effective 2019-07-01.
  • P2 Request to restrict all cars #26246weightslowerP2 Enterprise minimum weight increases to 1375 lbs; peak horsepower of sealed ESR engine reduced per CRB specification.
  • B-Spec Request to add B-Spec to GCR 9.3.26 fuel cell #26132wordingwordingB-Spec added to GCR 9.3.26 fuel cell exception list; stock fuel tank permitted.
  • P2 Change Engine Table Lines B.1 & B.5 #25777inductionslowerP2 stock engine restrictor shrinks to 35.0mm and weight rises to 1025 lbs; modified engine restrictor to 34.0mm, weight to 1125 lbs; line B.5 restrictor to 33.0mm, weight to 1185 lbs.
  • P2 Change Line A.1 restrictor size #26429inductionslowerP2 Line A.1 restrictor reduced from 40mm to 38mm.
  • SM Request to allow aftermarket fuel filters. #26370wordingwordingSM fuel pump and filter must be Mazda or OEM Equivalent part.
  • SM Request 99-00 replacement Wire harnesses #25602wordingwordingSM 1999-2000 model year cars may use replacement Mazda ECU and injector harnesses, unmodified.
  • SM Organize and Clarify 9.1.7.C.1.o. #25913wordingwordingSM electrical rules reorganized and clarified; alternator external regulation now prohibited except via OEM ECU/kill switch.
  • SM Strike Tire Tread Language #26123wordingwordingSM removes tire tread protrusion beyond fender opening requirement from GCR 9.1.7.C.5.
  • B-Spec Request to classify Canadian Nissan Micra Cup cars #25216cars addedcars addedCanadian Nissan Micra Cup Car classified in B-Spec at 2450 lbs with 1598cc engine, Micra Cup suspension kit allowed.
  • B-Spec Request updated Toyota Yaris Spec Lines #25483cars addedcars addedToyota Yaris (12-18) newly classified in B-Spec with 1491cc engine, 2400 lbs minimum weight, specified suspension and intake allowed.
  • B-Spec Update wording of exhaust #26022wordingwordingB-Spec exhaust system wording clarified: OEM or exact replacement catalysts permitted, stock oxygen sensors required, primary converter unmodified.
  • P2 Request to Allow 1345cc Hayabusa Engines for Spec Line P2 Cars #25595enginefasterP2 Spec Line cars now allow 1345cc Hayabusa stock engines at 1050 lbs with 30mm restrictor.
  • P2 Change CN inlet restrictor implementation date #25816wordingwordingP2 Group CN Honda K20A-FD2 55mm restrictor implementation delayed from 1/1/2019 to 3/1/2019.
  • P2 Clarify Honda K20A-FD2 parts requirement #25950inductionslowerP2 Honda K20A-FD2 in CN chassis must use stock intake manifold with 64mm throttle body and 55mm restrictor at 1500 lbs minimum weight.

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 P2" is the class's best as a share of P2'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 P2'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.