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HPDE.TVCREATORS & DRIVERSRob Walker
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CH 188
CANONICAL:hpde.tv/channel/rob-walker
YouTube
Rob Walker

Rob Walker

INDEXED VIA YOUTUBE · UNCLAIMED CHANNEL
432 YT SubsDriverDRIVER
@cornholington·Elkhart Lake, WI · Buttonwillow, CA·Home Track: Buttonwillow Raceway Park
HPDE.TV Indexed Telemetry Summary

Rob Walker has 4 indexed track day onboard sessions on HPDE.tv across Buttonwillow Raceway Park, Road America (Elkhart Lake, WI, Buttonwillow, CA) piloting Porsche 718 Cayman GT4 / Clubsport.

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PRIMARY CHASSISGrassroots Production Track Build, Porsche 718 Cayman GT4 / Clubsport
DRIVING CATEGORYGRASSROOTS HPDE
TELEMETRY SYSTEMGoPro 4K Cockpit POV + GPS Data
ATTRIBUTED CIRCUITS2 Tracks Logged
Circuits & Track Locations in Indexed Stints:
Elkhart Lake, WIButtonwillow, CASANCTION:Speed Ventures
9,000RPMHPDETVTHE GRASSROOTS MOTORSPORT NETWORK//CH 188Rob Walker
@cornholington
POC Buttonwillow Circuit 2026 Orange Race 3 RWR Herbie the Spec #53
CHASSIS: Grassroots Production Track Build|TELEMETRY: GoPro 4K Cockpit POV + GPS Data|PACE: 1:54.60Title-Reported|HOME CIRCUIT: Buttonwillow Raceway Park
LIVE CIRCUIT CONTEXT//Buttonwillow Raceway Park
3.74 MILES17 TURNS
CIRCUIT BENCHMARK REFERENCE LAP (VERIFIED)
2:16.42Chevrolet Corvette C7 Z06
SYNC SETUP TO HPDE.APP
REFERENCE LAP TIMES BY CHASSIS CLASS
Miata / GR86 / BRZ2:31.80
205/50R15 200TW
Momentum priority through high-speed transitions.
E46 M3 / C5-C7 / Mustang2:18.50
295/30R19 Front · 325/30R19 Rear
Heavy brake threshold zone damping support.
GT3 / GT4 / Time Attack2:12.10
Pirelli Trofeo R / Hoosier R7
High downforce stability over apex curbing.
TARGET TIRE PRESSURES & ALIGNMENT
COLD TARGET PSILF 26.5 · RF 25.5LR 25 · RR 24.5
HOT TARGET PSILF 32.5 · RF 32LR 30.5 · RR 30
CAMBER: Front -3.2° / Rear -2.2°
BRAKE SPECIFICATION & ROTOR HEAT
FLUID: Castrol SRF DOT 4 (>590F Boiling)
PADS: Hawk DTC-70 / Pagid RSC1
⚠ Pad inspection recommended every 4 track sessions.
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CHANNEL VIDEO ARCHIVE // ROB WALKER

Verified Channel Broadcasts & In-Car Stints (4)

Grassroots In-Car Stints
Buttonwillow Raceway Park
Independent
POC Buttonwillow Circuit 2026 Orange Race 3 RWR Herbie the Spec #53
GoPro 4K Cockpit POV + GPS Data
24:26

POC Buttonwillow Circuit 2026 Orange Race 3 RWR Herbie the Spec #53

By Rob Walker·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
1:54.60Title-Reported
Buttonwillow Raceway Park
Independent
POC Buttonwillow Circuit 2026 Orange Race 1 RWR Herbie the Spec #53
GoPro 4K Cockpit POV + GPS Data
28:09

POC Buttonwillow Circuit 2026 Orange Race 1 RWR Herbie the Spec #53

By Rob Walker·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
1:54.60Title-Reported
Road America
Independent
WRL Road America April 2026 Race 1 Stint 1 Cargo Shorts Racing Supra GT4 Evo2 #77
GoPro 4K Cockpit POV + GPS Data
1:07:02

WRL Road America April 2026 Race 1 Stint 1 Cargo Shorts Racing Supra GT4 Evo2 #77

By Rob Walker·GoPro 4K Cockpit POV + GPS Data·Porsche 718 Cayman GT4 / Clubsport
2:24.10Title-Reported
Buttonwillow Raceway Park
Speed
Speed Ventures Buttonwillow CW13 December 2022 SPB 171 Zombie
GoPro 4K Cockpit POV + GPS Data
2:04

Speed Ventures Buttonwillow CW13 December 2022 SPB 171 Zombie

By Rob Walker·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
1:54.60Title-Reported
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