e85Cal vs MHD Flasher N54 Usage & Stats
e85Cal help you calculate your ethanol percentage goal.
It fast, simple, and easy to use. Just enter the following information:
1) How big is your gas tank?
2) What is the ethanol % in the standard pump gas?
3) What is the ethanol % in the ethanol pump gas?
4) What is your target ethanol % mix goal?
5) What is your current ethanol % min in your vehicle?
6) What is your current fuel level % in your vehicle?
Results will display how many gallons or liters of standard and ethanol gas to pump in your vehicle based on your input.
- Apple App Store
- Free
- Utilities
Store Rank
- -
This app is being retired. Please switch to our unified "MHD Flasher" app which now supports all E/F/G series vehicles / engines as well as Supra.
This app will remain as a shell to help you switch over. Additionally, some functionality will remain to read and clear engine DTC error codes, graph and analyze your prior datalogs, view your existing vehicle licenses, and access the user guide!
- Apple App Store
- Free
- Utilities
Store Rank
- -
e85Cal VS. 
MHD Flasher N54December 9, 2025