iRacing Pit Stop Calculator

Estimate stationary time and total pit lane loss for fuel + tire stops.

Pit stop parameters

Fuel to add (L)Fuel rate (L/sec)

Change tires

Tire change (s)Pit lane delta (s)

Results

Fueling time: 20.0 s
Service time (max of fuel/tires): 20.0 s
Total stationary: 20.0 s
Total pit loss vs. lap: 45.0 s

How to use this calculator

Stationary time is the time stopped in the pit box, dominated by whichever takes longer: fueling or tire change. Total pit loss adds your pit-lane delta — the time lost driving through pit lane compared to a lap on track. Most iRacing fuel rigs flow ~3.0 L/sec.