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2022 - Sebring 2:28.31 Lap with Turn 17 Oversteer - 2017 Camaro SS 1LE PDR
cdrptrks
place 1 Performance Dr, Angleton, TX 77515, USA trophy Amateur
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Data Giro 08 May, 2022
timer
Tempo sul Giro 2:28.310 (+5.6s)
thermostat
Temperatura Esterna 31° C

This is the same lap as my 2:27.53 (https://www.youtube.com/watch?v=UdiqLhnWRYE) except this one uses the normal start/finish and includes the oversteer in turn 17 from trying to add steering angle while the car already had a heavy lateral load and was going over the bumps. I suspect I would have avoided the oversteer if I just kept the steering wheel steady and let it run on a wider line than I usually took.

Reference video of another driver doing a 2:22.44 Sebring lap in a stock SS 1LE in about the same ambient temperature I had - the fastest I've seen (automatic transmission; I guess a manual would probably be at least a second slower). Unfortunately this lap was set after my trip so I didn't have it to reference beforehand: https://www.youtube.com/watch?v=JkTn1gJkHQw

Sebring with PBOC driving solo in the instructed student group on Sunday 5/8/2022, second session that started at 11am. Not bad for being only my 3rd ever dry session at Sebring (thanks to a big thunderstorm on Saturday), but there is still more in it and I badly missed the apex of turn 7. This remains the most intense session I've ever driven at any track! I think that was probably because I was pushing hard before I had done enough laps to develop consistency at this track plus this was my 4th day driving on track in a row (with 2 days at Daytona immediately before this...not recommended but I'm thankful I got to drive both tracks on the same trip).

Going flat through turn 14 (Bishop's Bend) at 120+mph is exhilarating! That is the main reason I used PTM Race instead of turning everything fully off. The track was less bumpy than I expected based on what I'd read/heard (except for turn 17), maybe because my home track MSR Houston is quite bumpy.

Unfortunately PBOC ceased operations in 2024, but they were a good group when I drove with them here and at Road America.

For the 3rd session after lunch it was getting hotter and I bailed out of my attempt to carry more speed into turn 1 on my first hot lap to avoid possibly going 2 wheels off on exit under full throttle (video: ). I think my improvements during the session were outweighed by the extra heat reducing tire grip and horsepower. I had a mechanical problem with my car right before the 4th/final session so I didn't get to drive in it but I suspect the heat would have prevented me from going faster anyways.

2017 Camaro SS 1LE with unmodified engine using PTM Race, nearly new set of takeoff OEM Goodyear Supercar 3 tires, BMR Suspension BK063 rear cradle bushing lockout kit, track alignment with strut mod for some extra front camber (camber: -2.8° front, -1.4° rear, toe: 0° front, +0.05° rear per side [+0.10° total rear toe]), Castrol React SRF DOT 4 brake fluid, stock Brembo (Ferodo HP1000/1) brake pads, GM plastic track brake cooling deflectors, smaller GM metal brake dust / splash shields. The car is in track mode with touring steering mode. Ambient temperature was about 82°F and sunny.

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