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RacerDB / Porsche Endurance Challenge North America / Race
06 Apr 2025

Sonoma Raceway Invitational

Porsche Endurance Challenge North America 2025Multi-class event, 5 classes, 19 cars
ClassesGT3 Cup P/A, 7 carsCayman P/A, 5 carsGT3 Cup AM, 4 carsCayman AM, 2 carsInvitational, 1 cars
GT3 Cup P/A winner: Zachary VanierCayman P/A winner: Tom KopczynskiGT3 Cup AM winner: Blake McDonaldCayman AM winner: Emanuel Tartaglione
FinDriverTeamRating ΔRating
P1Luke FrenchCompetition Motorsports—3,720
Riley Giacomazzi—2,425

Rating Δ is the Elo exchange from this race: taken from the cars finished behind, ceded to those ahead, net zero across the field. A shared car splits its change among co-drivers by FIA grade, so both appear at the same position.

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