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Thunderhill East Track Map

Thunderhill Raceway Park · Willows, CA
2.8 milescounter-clockwise33.3 m elevation change
Start/Finish
SlowFast — racing line coloured by speed, from a real recorded lap

Thunderhill East by the numbers

Track map for Thunderhill East — the 2.83-mile counter-clockwise circuit at Thunderhill Raceway Park in Willows, CA. The layout below is drawn from real GPS telemetry, and the lap is a real recorded lap you can replay in 3D.

2:14.420
Fastest recorded lap
2:17.212
Median of the top 10
50
Timed laps recorded
9
Sessions logged
116.3 mph
Top speed recorded
2
Drivers

A lap around Thunderhill East

A real recorded lap — 2:14.420, replayed on the circuit's own terrain and aerial imagery, with the speed trace underneath. Click the speed trace to jump to a section of the track.

The 3D replay needs JavaScript. Everything else on this page — the layout, the lap data, the elevation profile — does not.

Elevation profile

Height above the lap's lowest point, measured across the circuit — 33.3 m from bottom to top.

See your own laps like this

Track Day Analysis reads AiM, MoTeC, RaceChrono, VBO and Garmin data and gives you this view of every lap you drive — corner by corner, against your own history and against everyone else running Thunderhill East.

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Free to use. The lap shown above is anonymised.