PIT BOARD
PIT BOARD

Humboldt Speedway

Humboldt, KS — 3/8 mile
DIRT OVAL
TRACK SCIENCE · USDA SSURGO
22%CLAY
6%SAND
72%SILT

Udolls · Moderately well drained

Kenoma silt loam, 1 to 3 percent slopes

Balanced clay substrate — typical Midwest dirt; groove moves out as rubber builds.

Open dirt-tracks dataset · Garage setup tools
High-bank 3/8 mile — add rear stagger vs flat. Sprint/micro +0.5–1"; LM/mod +0.25–0.5".
3/8 mile
SIZE
clay
SURFACE
HIGH · high-banked
BANKING
TIMEGRAM · HUMBOLDT SPEEDWAY FRAMEinkwell.wiki/humboldt-speedway-ks SETUP TOOLSSTAGGER · SCALE · GEAR · HUNTER FAN ZONELIVE AUDIO · NEARBY TRACKS

Southeast Kansas. USRA Modifieds, Late Models. Premier KS dirt track.

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MERCH STUDIO · PRINTFUL

Design Humboldt Speedway merch

Custom race shirts, pit crew hoodies, and all-over print jerseys for Humboldt Speedway fans and drivers. Search 725 dirt tracks for logo art, add your number, live mockup — no MyRacePass $72/yr or design fees.

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