Posted by jerryinidaho [64.234.49.226] on Saturday, March 01, 2014 at 12:42:18 :
In Reply to: Re: High pitch whistle after warm-up? posted by Eric [50.53.58.23] on Saturday, March 01, 2014 at 01:17:21 :
I agree it seems like it should be consistent. Try the suggestions or try spraying some starting fluid or carb cleaner around to see if the motor speeds up. You will either find a vacuum leak or not.