DCPerformance • Ethanol Blend Calculator

Ethanol Blend Calculator

Target E30 / E50, etc. Calculate exact gallons of E85 and pump gas to add.

Inputs

Quick targets:

Blend Output

Add E85gallons
Add Pump Gasgallons
Expected Final Ethanol%
Formula: (V₀·E₀ + VE85·EE85 + Vpump·Epump) / Vfinal = Etarget