All of Us wrote:
> I was having problems with "hot foot" even though the heater valve was
> completely shut off. The reason was that hot air from under the front end
> was blowing up through the hole that the rod attached to the gas pedal
> passes through. I ended up putting a second piece of carpeting  with a
> smaller hole in it under the stock carpet. This cut down the amount of hot
> air pushed through the hole and solved the problem.

Bits of bicycle inner tube work fairly well for this, too.  I used some
to make seals for the clutch and brake pushrods on my '75.