The alcohol resistant floats, come as part of a 'kit', it includes a new float bowls as well .
The floats ride on a brass pin that goes into the bottom of the float bowl, instead of a pivot pin that the OEM floats ride on .
I think the average cost is around $130US, and that is from the Bing Agency, located in Council Groves, Kansas .
I don't know if you can still get auto fuel without 10% ethanol added to it in the US anymore .
They started adding it to the fuel supply here in Phoenix as an oxygenating agent, about 10 years ago, after MTBE was found to be some nasty stuff, and it started showing up in ground water, due to underground fuel tanks leaking .