BoP Lab / Drivers / Dominic Starkweather
| Track | Class | Sessions | Typical gap to class best | Closest |
|---|---|---|---|---|
| Road America (4.05 mi) | GT2 | 9 | +3.477s (2.62%) | +2.526s (1.88%) |
| Buttonwillow Raceway Park (1.83 mi) | GT2 | 1 | +3.079s (4.62%) | +3.079s (4.62%) |
| Buttonwillow Raceway Park (3.02 mi) | GT2 | 4 | +5.569s (8.06%) | +2.729s (4.06%) |
| Buttonwillow Raceway Park (3.02 mi) | STU | 5 | +3.896s (3.29%) | +2.420s (2.04%) |
| Circuit of the Americas (3.41 mi) | GT2 | 3 | +8.242s (6.06%) | +8.242s (6.06%) |
| Circuit of the Americas (3.41 mi) | STU | 8 | +2.334s (1.50%) | +0.000s (0.00%) |
| Circuit of the Americas (3.41 mi) | T1 | 1 | +1.534s (1.08%) | +1.534s (1.08%) |
| Indianapolis Motor Speedway (2.59 mi) | STU | 7 | +3.008s (2.81%) | +1.249s (1.16%) |
| Portland International Raceway (1.98 mi) | STU | 3 | +1.137s (1.33%) | +1.137s (1.33%) |
| Buttonwillow Raceway Park (2.95 mi) | STU | 5 | +0.123s (0.10%) | +0.000s (0.00%) |
Gap is the driver's best lap in a session against the fastest lap in their class in that same session (zero is fastest in class), shown as time lost and as a share of the lap, so conditions cancel out and tracks can be compared. Typical is the median session.
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Runoffs 2024 | GT2 Race | GT2 | 112 | Chevrolet Corvette | 20/23 | 2:17.909 | 2:13.311John Atwell | +4.598s (3.45%) | 156.311/23 | 162.9Jonathan Start | -6.5 mph (-4.0%) |
| Runoffs 2024 | GT2 Qual 3 | GT2 | 112 | Chevrolet Corvette | 11/22 | 2:16.658 | 2:11.860Charlie Peter | +4.798s (3.64%) | 156.110/22 | 162.0Jonathan Start | -5.9 mph (-3.6%) |
| Runoffs 2024 | GT2 Qual 2 | GT2 | 112 | Chevrolet Corvette | 9/20 | 2:16.101 | 2:12.624Brad McAllister | +3.477s (2.62%) | 158.910/20 | 164.3Jonathan Start | -5.4 mph (-3.3%) |
| Runoffs 2024 | GT2 Qual 1 | GT2 | 112 | Chevrolet Corvette | 9/20 | 2:17.301 | 2:13.108Brad McAllister | +4.193s (3.15%) | 156.48/20 | 162.0Jonathan Start | -5.6 mph (-3.4%) |
| Runoffs 2024 | Run 2 GT1, GT2, GT3 Mon | GT2 | 112 | Chevrolet Corvette | 5/17 | 2:16.784 | 2:14.258John Atwell | +2.526s (1.88%) | 158.64/17 | 162.7John Atwell | -4.1 mph (-2.5%) |
| Runoffs 2024 | Run 1 GT1, GT2, GT3 Mon | GT2 | 112 | Chevrolet Corvette | 5/18 | 2:17.884 | 2:14.898Jared Odrick | +2.986s (2.21%) | 156.76/18 | 161.4Jonathan Start | -4.6 mph (-2.9%) |
| Runoffs 2024 | Run 3 AS, GT1, GT2, GT3, STU, T1, T2 Sun | GT2 | 112 | Chevrolet Corvette | 3/9 | 2:18.345 | 2:15.062Jared Odrick | +3.283s (2.43%) | 156.72/9 | 157.6Tony Ave | -0.9 mph (-0.6%) |
| Runoffs 2024 | Run 2 AS, GT1, GT2, GT3, STU, T1, T2 Sun | GT2 | 112 | Chevrolet Corvette | 7/13 | 2:20.588 | 2:13.816Charlie Peter | +6.772s (5.06%) | 155.57/13 | 160.4Jonathan Start | -4.9 mph (-3.0%) |
| Runoffs 2024 | Run 1 AS, GT1, GT2, GT3, STU, T1, T2 Sun | GT2 | 112 | Chevrolet Corvette | 14/13 | 2:15.397Brad McAllister |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club 2023 | Grp 5 Race 2 | GT2 | 112 | Chevy Corvette (1999) | 9/9 | 1:09.776 | 1:06.697Ian Barberi | +3.079s (4.62%) |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club 2023 | Grp 5 Race 1 | GT2 | 112 | Chevy Corvette (1999) | 4/7 | 1:09.982 | 1:07.253Tristan Littlehale | +2.729s (4.06%) | |||
| Cal Club 2023 | Race Saturday Provisional | GT2 | 112 | Chevy Corvette (1999) | 6/6 | 1:14.639 | 1:09.070Ian Barberi | +5.569s (8.06%) | |||
| Cal Club 2023 | Grp 5 GT1,GT2,GT-X,AS,T1 Qual 1 | GT2 | 112 | Chevrolet Corvette (1999) | 4/6 | 2:21.459 | 2:10.279Tristan Littlehale | +11.180s (8.58%) | 112.43/6 | 118.6Tristan Littlehale | -6.2 mph (-5.2%) |
| Cal Club 2023 | Grp 5 GT1,GT2,GT-X,AS,T1 Practice | GT2 | 112 | Chevrolet Corvette (1999) | 5/4 | 2:04.405Tony Colicchio | |||||
| Cal Club 2021 | Grp 7 GT3,STL,STU,T2.T3,T4 Race 2 | STU | 112 | Scion FR-S | 5/6 | 2:01.333 | 1:58.913Ian Barberi | +2.420s (2.04%) | 116.11/6 | 116.1you | +0.0 mph (0.0%) |
| Cal Club 2021 | Grp 7 GT3,STL,STU,T2.T3,T4 Race 1 | STU | 112 | Scion FR-S | 4/7 | 2:01.837 | 1:59.054Rylan Hazelton | +2.783s (2.34%) | 114.62/7 | 115.2Justin Taylor | -0.6 mph (-0.6%) |
| Cal Club 2021 | Grp 7 GT3,STL,STU,T2.T3,T4 Qual 2 | STU | 112 | Scion FR-S | 5/7 | 2:05.851 | 1:58.961Rylan Hazelton | +6.890s (5.79%) | 107.57/7 | 115.7Jimmy Rivas | -8.2 mph (-7.1%) |
| Cal Club 2021 | Grp 7 GT3,STL,STU,T2.T3,T4 Qual 1 | STU | 112 | Scion FR-S | 3/4 | 2:02.366 | 1:58.470Rylan Hazelton | +3.896s (3.29%) | 111.83/4 | 114.0Rylan Hazelton | -2.2 mph (-1.9%) |
| Cal Club 2021 | Grp 7 GT3,STL,STU,T2.T3,T4 Practice | STU | 112 | Scion FR-S | 4/5 | 2:04.621 | 2:00.194Rylan Hazelton | +4.427s (3.68%) | 111.24/5 | 113.0Rylan Hazelton | -1.8 mph (-1.6%) |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Lone Star Grand Prix 2023 | Grp 7 GT1,2,X,AS,T1 Race 2 | GT2 | 112 | Toyota Supra | 5/10 | 2:24.210 | 2:15.968Tony Ave | +8.242s (6.06%) | 147.84/9 | 156.4Simon Asselin | -8.6 mph (-5.5%) |
| Lone Star Grand Prix 2023 | Grp 7 GT1,2,X,AS,T1 Qual 2 | T1 | 112 | Toyota Supra | 3/5 | 2:23.805 | 2:22.271Paolo Salvatore | +1.534s (1.08%) | 145.62/5 | 149.1Paolo Salvatore | -3.6 mph (-2.4%) |
| Lone Star Grand Prix 2023 | Grp 7 GT1,2,X,AS,T1 Race 1 | GT2 | 112 | Toyota Supra | 5/11 | 2:22.164 | 2:13.599Tony Ave | +8.565s (6.41%) | 150.15/10 | 155.7Tony Ave | -5.6 mph (-3.6%) |
| Lone Star Grand Prix 2023 | Grp 7 GT1,2,X,AS,T1 Qual 1 | GT2 | 112 | Toyota Supra | 13/11 | 2:14.972Tony Ave | |||||
| Lone Star Grand Prix 2021 | Grp 6 STL,T2,T3,STU Race 2 | STU | 112 | Scion FR-S | 3/3 | 2:36.391 | 2:36.300David Fiorelli | +0.091s (0.06%) | 128.82/3 | 131.3David Fiorelli | -2.5 mph (-1.9%) |
| Lone Star Grand Prix 2021 | Grp 6 STL,T2,T3,STU Qual 2 | STU | 112 | Scion FR-S | 1/2 | 2:35.920 | 2:35.920you | +0.000s (0.00%) | 125.21/2 | 125.2you | +0.0 mph (0.0%) |
| Lone Star Grand Prix 2021 | Grp 6 STL,T2,T3,STU Race 1 | STU | 112 | Scion FR-S | 2/5 | 2:38.420 | 2:36.086David Fiorelli | +2.334s (1.50%) | 126.62/5 | 130.5David Fiorelli | -3.9 mph (-3.0%) |
| Lone Star Grand Prix 2021 | Grp 6 STL,T2,T3,STU Qual 1 | STU | 112 | Scion FR-S | 2/4 | 2:36.353 | 2:33.755Patrick Lipsinic | +2.598s (1.69%) | 129.01/4 | 129.0you | +0.0 mph (0.0%) |
| Lone Star Region Hoosier SCCA Super Tour @ Circuit of the Americas | Grp 5 EP,FP,HP,GT3,STL,T2,3,4,STU Race 2 | STU | 112 | Scion Frs | 2/5 | 2:39.213 | 2:37.424David Fiorelli | +1.789s (1.14%) | 125.43/5 | 132.6David Fiorelli | -7.2 mph (-5.4%) |
| Lone Star Region Hoosier SCCA Super Tour @ Circuit of the Americas | Grp 5 EP,FP,HP,GT3,STL,T2,3,4,STU Qual 2 | STU | 112 | Scion Frs | 5/1 | 3:17.289Peter Federlin | |||||
| Lone Star Region Hoosier SCCA Super Tour @ Circuit of the Americas | Grp 5 EP,FP,HP,GT3,STL,T2,3,4,STU Race1 | STU | 112 | Scion Frs | 3/6 | 2:36.527 | 2:29.509David Fiorelli | +7.018s (4.69%) | 127.12/6 | 134.7David Fiorelli | -7.7 mph (-5.7%) |
| Lone Star Region Hoosier SCCA Super Tour @ Circuit of the Americas | Grp 5 EP,FP,HP,GT3, STL,T2,3,4,STU Qual 1 | STU | 112 | Scion Frs | 2/5 | 2:35.315 | 2:28.991David Fiorelli | +6.324s (4.24%) | 131.62/4 | 136.1David Fiorelli | -4.5 mph (-3.3%) |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Runoffs 2021 | STU Race | STU | 112 | Subaru BRZ | 29/28 | 1:47.441Joe Moser | |||||
| Runoffs 2021 | GT3/STU Qual 3 | STU | 112 | Subaru BRZ | 5/28 | 1:49.046 | 1:47.797Joe Moser | +1.249s (1.16%) | 138.35/28 | 145.8Kip VanSteenburg | -7.5 mph (-5.2%) |
| Runoffs 2021 | STU Qual 2 | STU | 112 | Subaru BRZ | 9/29 | 1:50.086 | 1:47.078Joe Moser | +3.008s (2.81%) | 137.07/29 | 146.9Kip VanSteenburg | -9.9 mph (-6.7%) |
| Runoffs 2021 | GT3/STU Qual 1 | STU | 112 | Subaru BRZ | 7/26 | 1:50.871 | 13.363Scott Peterson | +97.508s (729.69%) | 137.35/26 | 140.0Joe Moser | -2.6 mph (-1.9%) |
| Runoffs 2021 | Grp 1 Run 3 AS,GT1,1,2,3,STU,T1,2,3,EP Sun | STU | 112x | Subaru BRZ | 4/6 | 1:55.990 | 1:53.275Axel Cabrera | +2.715s (2.40%) | 138.31/6 | 138.3you | +0.0 mph (0.0%) |
| Runoffs 2021 | Grp 1 Run 2 AS,GT1,1,2,3,STU,T1,2,3,EP | STU | 112x | Subaru BRZ | 3/7 | 1:55.982 | 1:51.040Axel Cabrera | +4.942s (4.45%) | 138.62/7 | 139.0Jose Osiris Pena | -0.3 mph (-0.2%) |
| Runoffs 2021 | Grp 1 Run 1 AS,GT1,1,2,3,STU,T1,2,3,EP | STU | 112x | Subaru BRZ | 7/6 | 1:52.718Axel Cabrera |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oregon Region Hoosier SCCA Super Tour @ Portland International Raceway | Grp 2 STL,STU,T2,T3,GT3 Race 2 | STU | 112 | 1/3 | 1:26.336 | 1:25.107Seth Huntley | +1.229s (1.44%) | ||||
| Oregon Region Hoosier SCCA Super Tour @ Portland International Raceway | Grp 2 STL,STU,T2,T3,GT3 Qual 2 | STU | 112 | 4/1 | 1:24.007Seth Huntley | ||||||
| Oregon Region Hoosier SCCA Super Tour @ Portland International Raceway | Grp 2 STL,STU,T2,T3,GT3 Race 1 | STU | 112 | 3/4 | 1:26.389 | 1:25.252Seth Huntley | +1.137s (1.33%) |
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 1 GT3,STL,STU,T2,T3,T4 Race 2 | STU | 112 | Scion FRS | 2/6 | 1:58.350 | 1:58.332Carl Young | +0.018s (0.02%) | 125.92/6 | 126.9Carl Young | -1.0 mph (-0.8%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 1 GT3,STL,STU,T2,T3,T4 Race 1 | STU | 112 | Scion FRS | 2/6 | 2:00.598 | 2:00.475Carl Young | +0.123s (0.10%) | 126.72/6 | 128.5Carl Young | -1.9 mph (-1.4%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 1 GT3,STL,STU,T2,T3,T4 Qual 2 | STU | 112 | Scion FRS | 1/6 | 1:59.604 | 1:59.604you | +0.000s (0.00%) | 127.22/6 | 128.5Carl Young | -1.3 mph (-1.0%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 1 GT3,STL,STU,T2,T3,T4 Qual 1 | STU | 112 | Scion FRS | 2/7 | 2:01.619 | 1:56.696Rylan Hazelton | +4.923s (4.22%) | 124.93/7 | 128.5Rylan Hazelton | -3.7 mph (-2.9%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 1 GT3,STL,STU,T2,T3,T4 Practice | STU | 112 | Scion Frs | 2/7 | 2:04.897 | 1:56.746Rylan Hazelton | +8.151s (6.98%) | 124.42/7 | 129.3Rylan Hazelton | -5.0 mph (-3.9%) |
#36093 from Dominic Starkweather · Rule change · TB 24-07 (2024-07 Fastrack)
In GCR Section, Appendix K. 2012.M2, add the following:
"After market replacement differential housings are permitted as long as they are an exact equivalent."
#33829 from Dominic Starkweather · No action required · Minutes (2024-05 Fastrack)
Thank you for your letter. Please the CRB response to your request letter #33522.
#33665 from Dominic Starkweather · Not recommended · Minutes (2023-02 Fastrack)
Thank you for your letter. In letter 33633, we re-wrote the T1 rules. To ensure similar on-track characteristics in T1 going
forward, all future classifications will be classed at or above 3000 lbs. Please submit to GT3.
#33522 from Dominic Starkweather · Not recommended · Minutes (2024-05 Fastrack)
Thank you for your letter. The CRB believes that this car is properly classed in GTX.
#31737 from Dominic Starkweather · Rule change · TB 22-03 (2022-03 Fastrack)
In GT2-ST, classify Toyota Supra GT4 as follows:
GT2-ST Maximum Displacement Minimum Weight Restrictor Notes
Toyota Supra GT4 3000L 3000 Per factory Spec. Must have GT4 rules in
possession at all race
events.