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CH 472
CANONICAL:hpde.tv/channel/yunni-zhai
YouTube
Yunni Zhai

Yunni Zhai

INDEXED VIA YOUTUBE · UNCLAIMED CHANNEL
5.8K YT SubsDriverDRIVER
@yunnizhai·Sonoma, CA·Home Track: North American Road Course
From @yunnizhai on YouTube

Welcome to Yunni’s Car Stuff, where I share everything about cars. From modifying and repairing, to reviewing and driving, I enjoy every aspect of cars and hope to share my passion with all of you on this platform. Please follow my other social media platforms and links: Instagram: https://www.instagram.com/yunnizhai/ TikTok: www.tiktok.com/@yunnizhai Amazon Storefront: www.amazon.com/shop/yunnicoffeenie

VISIT OFFICIAL CHANNEL ↗Browse All 1733 Channels
PRIMARY CHASSISGrassroots Production Track Build
DRIVING CATEGORYGRASSROOTS HPDE
TELEMETRY SYSTEMGoPro 4K Cockpit POV + GPS Data
ATTRIBUTED CIRCUITS2 Tracks Logged
Circuits & Track Locations in Indexed Stints:
Sonoma, CASANCTION:Sports Car Club of America (SCCA)
9,000RPMHPDETVTHE GRASSROOTS MOTORSPORT NETWORK//CH 472Yunni Zhai
@yunnizhai
WRL Enduro UMC - Team One Toyota Speed SF Sunday 7HR
CHASSIS: Grassroots Production Track Build|TELEMETRY: GoPro 4K Cockpit POV + GPS Data|PACE: Session StintTitle-Reported|HOME CIRCUIT: North American Road Course
LIVE CIRCUIT CONTEXT//North American Road Course
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 // YUNNI ZHAI

Verified Channel Broadcasts & In-Car Stints (4)

Grassroots In-Car Stints
North American Road Course
Independent
WRL Enduro UMC - Team One Toyota Speed SF Sunday 7HR
GoPro 4K Cockpit POV + GPS Data
7:14:18

WRL Enduro UMC - Team One Toyota Speed SF Sunday 7HR

By Yunni Zhai·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
Session StintTitle-Reported
North American Road Course
Independent
WRL Enduro UMC - Team One Toyota Speed SF Saturday 8HR
GoPro 4K Cockpit POV + GPS Data
9:05:55

WRL Enduro UMC - Team One Toyota Speed SF Saturday 8HR

By Yunni Zhai·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
Session StintTitle-Reported
Sonoma Raceway
SCCA
SCCA Regional - Sonoma - Race 2
GoPro 4K Cockpit POV + GPS Data
1:08:19

SCCA Regional - Sonoma - Race 2

By Yunni Zhai·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
1:49.20Title-Reported
Sonoma Raceway
SCCA
SCCA Regional - Sonoma - Race 3
GoPro 4K Cockpit POV + GPS Data
1:02:51

SCCA Regional - Sonoma - Race 3

By Yunni Zhai·GoPro 4K Cockpit POV + GPS Data·Grassroots Production Track Build
1:49.20Title-Reported
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Independent Platform · Driver & Club Sponsorship Flywheel (In Development)

HPDE.tv is an independent grassroots broadcast platform built by the GreenTree Motorsport Network. We are actively developing our Driver Sponsorship Flywheel to connect high-traffic amateur drivers and club organizers with future tire, brake, lubricant, and track-insurance sponsors. All 6 ecosystem spokes are self-operated by our team.

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CANONICAL BROADCAST DOSSIER // CH 472 PERMANENT DIAL

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