Show Simple Arrangement to Gain Extra Gas Mileage If you car Is fitted with an automatic auto-matic windshield wiper of the vacuum operated type you can fit an auxiliary air Inlet to get more mileage out of your gasoline on long runs. Connect a petcock In the rubber hose line lead- fr If FR0M wipw- fjl WIND5HIELD 7 ADJUST PETCOCK if ' TO RUNNING CONDITIONS iwSaFROM INTAKE ' . V'lwrT MANIFOLD More Mileage on Long Runs. ing to the wiper and on long runs you can pull the end of the hose off the wiper and allow extra air Into the manifold by adjusting the petcock. The illustration shows the arrangement. arrange-ment. I'opulur Science Monthly. |