GT1 Request to Classify Mazda 26B Engine
#36230 from Wayne Graham · Rule change · TB 24-09 (2024-09 Fastrack)
In GT1 Spec Lines, GT1 Approved Automobile List, Mazda, add the following:
"(Effective 11/1/2024) 26B engine = 2850 lbs."
BoP Lab / Drivers / Wayne Graham
Wayne Graham 1 letter to Fastrack
Against the front of the class, by track and class
| Track | Class | Sessions | Typical gap to class best | Closest |
|---|---|---|---|---|
| Buttonwillow Raceway Park (2.57 mi) | GT2 | 5 | +14.095s (13.16%) | +13.586s (12.71%) |
| Buttonwillow Raceway Park (2.92 mi) | EP | 10 | +5.974s (5.12%) | +0.640s (0.52%) |
| Buttonwillow Raceway Park (2.92 mi) | GT2 | 3 | +20.851s (19.80%) | +20.851s (19.80%) |
| Buttonwillow Raceway Park (3.02 mi) | EP | 4 | +0.963s (0.80%) | +0.602s (0.49%) |
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.
Buttonwillow Raceway Park (2.57 mi)
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club 2025 | Grp 7 GT1 GT2 GTX T1 T2 AS Race 2 | GT2 | 96 | Mazda RX-7 | 6/4 | 1:48.046Brad McAllister | |||||
| Cal Club 2025 | Grp 7 GT1 GT2 GTX T1 T2 AS Qual 2 | GT2 | 96 | Mazda RX-7 | 6/4 | 1:45.818Brad McAllister | |||||
| Cal Club 2025 | Grp 7 GT1 GT2 GTX T1 T2 AS Race 1 | GT2 | 96 | Mazda RX-7 | 3/6 | 2:00.512 | 1:46.926Brad McAllister | +13.586s (12.71%) | 100.13/6 | 107.2Brad McAllister | -7.2 mph (-6.7%) |
| Cal Club 2025 | Grp 7 GT1 GT2 GTX T1 T2 AS Qual 1 | GT2 | 96 | Mazda RX-7 | 6/6 | 2:01.239 | 1:47.144Ben Valentine | +14.095s (13.16%) | 99.24/6 | 117.9Guy Laidig | -18.7 mph (-15.8%) |
| Cal Club 2025 | Group D | GT2 | 96 | Mazda RX-7 | 6/7 | 2:03.626 | 1:48.980Ben Valentine | +14.646s (13.44%) | 96.13/6 | 103.7Ben Valentine | -7.7 mph (-7.4%) |
Buttonwillow Raceway Park (2.92 mi)
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club 2024 | Grp 5 GT1,2,3,X,AS,T1 Race 2 | GT2 | 6 | Mazda RX-7 | 11/9 | 1:46.401Tristan Littlehale | |||||
| Cal Club 2024 | Grp 2 EP,FP,HP,GTL,B-Spec Race 2 | EP | 50 | Mazda RX-7 | 5/4 | 2:00.981Kurt Frietzsche | |||||
| Cal Club 2024 | Grp 5 GT1,2,3,X,AS,T1 Race 1 | GT2 | 6 | Mazda RX-7 | 11/10 | 1:47.457Tristan Littlehale | |||||
| Cal Club 2024 | Grp 2 EP,FP,HP,GTL,B-Spec Race 1 | EP | 50 | Mazda RX-7 | 4/4 | 2:02.654 | 2:02.014Kurt Frietzsche | +0.640s (0.52%) | 111.52/4 | 113.6Kurt Frietzsche | -2.2 mph (-1.9%) |
| Cal Club 2024 | Grp 5 GT1,2,3,X,AS,T1 Qual 2 | GT2 | 9 | Mazda RX-7 | 10/10 | 2:06.139 | 1:45.288Tristan Littlehale | +20.851s (19.80%) | 107.110/10 | 133.5Glen McCready | -26.4 mph (-19.8%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 3 EP,FP,HP,GTL,B-Spec Race 2 | EP | 96 | Mazda RX-7 | 4/6 | 2:01.836 | 1:57.801Aaron Downey | +4.035s (3.43%) | 126.43/6 | 132.7Aaron Downey | -6.3 mph (-4.7%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 3 EP,FP,HP,GTL,B-Spec Race 1 | EP | 96 | Mazda RX-7 | 4/6 | 2:04.075 | 1:58.608Aaron Downey | +5.467s (4.61%) | 121.43/6 | 127.2Mike Anderson | -5.8 mph (-4.6%) |
| Cal Club Region Hoosier SCCA Super Tour @ Buttonwillow Raceway Park | Grp 3 EP,FP,HP,GTL,B-Spec Qual 2 | EP | 96 | Mazda RX-7 | 5/7 | 2:06.005 | 1:55.358Aaron Downey | +10.647s (9.23%) | 118.65/7 | 129.3Aaron Downey | -10.8 mph (-8.3%) |
| Buttonwillow Raceway Park 2018 | Grp 4 EP,FP,HP,GTL,B-Spec Race 2 | EP | 96 | Mazda RX-7 | 3/9 | 2:00.803 | 1:55.492Glen McCready | +5.311s (4.60%) | |||
| Buttonwillow Raceway Park 2018 | Grp 4 EP,FP,HP,GTL,B-Spec Race 1 | EP | 96 | Mazda RX-7 | 4/9 | 2:02.662 | 1:56.688Glen McCready | +5.974s (5.12%) | |||
| Buttonwillow Raceway Park 2018 | Grp 4 EP,FP,HP,GTL,B-Spec Qual 2 | EP | 96 | Mazda RX-7 | 4/8 | 2:02.612 | 1:55.825Glen McCready | +6.787s (5.86%) | |||
| Buttonwillow Raceway Park 2018 | Grp 4 EP,FP,HP,GTL,B-Spec Qual 1 | EP | 96 | Mazda RX-7 | 4/6 | 2:03.485 | 1:56.669Glen McCready | +6.816s (5.84%) | |||
| Buttonwillow Raceway Park 2018 | Grp 4 EP,FP,HP,GTL,B-Spec Prac | EP | 96 | Mazda RX-7 | 3/4 | 2:06.892 | 1:56.784Glen McCready | +10.108s (8.66%) |
Buttonwillow Raceway Park (3.02 mi)
| Event | Session | Class | # | Car | Pos | Best lap | Class best | To class best | Trap | Class trap | To class trap |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Cal Club 2021 | Grp 3 EP,FP,HP,GTL,B-Spec Race 2 | EP | 96 | Mazda RX-7 | 4/6 | 2:01.764 | 2:00.801Aaron Downey | +0.963s (0.80%) | 116.61/6 | 116.6you | +0.0 mph (0.0%) |
| Cal Club 2021 | Grp 3 EP,FP,HP,GTL,B-Spec Race 1 | EP | 96 | Mazda RX-7 | 3/6 | 2:02.491 | 2:01.889Mike Anderson | +0.602s (0.49%) | 116.71/6 | 116.7you | +0.0 mph (0.0%) |
| Cal Club 2021 | Grp 3 EP,FP,HP,GTL,B-Spec Qual 2 | EP | 96 | Mazda RX-7 | 4/6 | 2:04.539 | 2:00.210Mike Anderson | +4.329s (3.60%) | 113.61/6 | 113.6you | +0.0 mph (0.0%) |
| Cal Club 2021 | Grp 3 EP,FP,HP,GTL,B-Spec Qual 1 | EP | 96 | Mazda RX-7 | 5/6 | 2:04.712 | 2:00.811Aaron Downey | +3.901s (3.23%) | 116.11/5 | 116.1you | +0.0 mph (0.0%) |