Sim Racing Fuel & Strategy

Calculate minimum, recommended, and safe fuel loads, max stint laps, and pit stops for iRacing, ACC, Le Mans Ultimate, and AMS2.

Race format

Session duration (min)

Lap time (min)

Seconds (s)

Fuel per lap (L)

Tank capacity (L)

Safety margin (laps)

Include formation lap+1 lap rule after timer expires

Recommended fuel77 L

Safe fuel (+1 lap)79.8 L

Minimum fuel74.1 L

Race laps25 (27 total)

Max laps per stint38 laps (~68.7 min)

Pit stops required0

Starting fuel load77 L

Total pit refuel+0 L

Use from the terminal (JSON)

This tool also runs outside the site: the cli.js script uses the same logic as this page and returns the result as JSON. Parameters are the same as this page's URL — copy the command below with the values on screen.

Deno

deno run -q "https://tools.thecodecodex.com/cli.js?tool=race-fuel"

Node.js / Bun

curl -s https://tools.thecodecodex.com/cli.js | node --input-type=module - race-fuel mode=…

Parameter	Description	Default
mode	time \| laps	time
min	duração da corrida em minutos (mode=time)	45
laps	total de voltas (mode=laps)	25
lapsec	tempo médio de volta em segundos	95
cons	consumo por volta (litros)	2.7
tank	capacidade do tanque (litros)	100
form	1 = inclui volta de apresentação	1
extra	1 = corrida tem +1 volta após zerar o tempo	1
safe	voltas de margem de segurança	1

Requires Deno, Node.js or Bun. With Deno the script runs with no permissions: it cannot read files or access the network. Central Bank indicators are from the day the site was published.

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