PIT BOARD
PIT BOARD

Big O Speedway

Ennis, TX — 3/8 mile
DIRT OVAL
TRACK SCIENCE · USDA SSURGO
31%CLAY
35%SAND
34%SILT

Ustalfs · Moderately well drained

Wilson clay 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
Pick your class in Black Book Garage — stagger matrix adjusts for track size and banking.
3/8 mile
SIZE
clay
SURFACE
UNKNOWN · semi-banked
BANKING
TIMEGRAM · BIG O SPEEDWAY FRAMEinkwell.wiki/big-o-speedway-tx SETUP TOOLSSTAGGER · SCALE · GEAR · HUNTER FAN ZONELIVE AUDIO · NEARBY TRACKS

South of Dallas. IMCA Modifieds, Late Models, Stock Cars.

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MERCH STUDIO · PRINTFUL

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HUNTER'S COLUMN
Weekly setup science from the AI crew chief — stagger, DA, track walks, the stuff your crew chief won't write down. All columns → · Latest
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