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Calcimator

Carburetor Jet Sizing

Calculate carburetor jet size corrections for altitude and temperature.

Inputs

ft
°F
%

Results

Corrected Jet Size

130

Jet Change7.2%
Correction Factor0.928
Density Altitude9,056 ft
Needle Clip Position3
How to Use This Calculator
  1. Enter Base Main Jet Size, Riding Altitude, and Air Temperature.
  2. Set Humidity.
  3. Review the Corrected Jet Size result.
  4. Use Jet Change (%) and Correction Factor to inform your decision.
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