Arlen Holder > wrote:
>It's a Honda lawnmower I'm asking about, which is about 10 years old, but
>which runs fine most of the time.
>
>I replaced the plug, ran a tank of fresh gas, and cleaned the filter, and
>yet, it "wheezes" like it's breathing, normal rpm, and then slower rpm and
>then normal rpm and then slower rpm and then normal rpm and then slower
>rpm, etc, ad infinitum.

Your carb bowl is emptying at a rate faster than it is filling. It is likely
full of crap. Take it apart and clean it properly.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."