Think there isn't anything else that can fit under the cowl of a Whirlwind III?  Wanna bet?

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In his never-ending quest for more efficiency, this customer opted for the ElectroAir Electronic Ignition System.  All we need to do is figure out where to install the components.

 

The firewall kidney panel had just enough real-estate, coil on the front, new rack on the back where the encoder was to also install the computer and MAP sensor.

     

Once the 'hard part' was done, the rest was a piece of cake...

       

Preliminary reports show a modest gain in speed, as well as reduction in fuel consumption.