I know you have tried this, but just in case. Does your choke open when the engine is warm? If the choke is stuck closed, it might cause the engine to run teal rich and kill it when it warms up... Just a thought, easy to check. D^2 At 05:00 AM 5/13/2002 -0400, you wrote: >john..thanks for the feedback....you are probably correct..just replaced >the starter yesterday...here is another piece of the mystery...will only >re-start in the morning after it has been shot fully of carb cleaner the >nite before....i am going to try a bottle of gumout or equiv. on each new >tankful and use Shell Premium on the next several tankfuls and see what >happens...seems to prefer Shell over all others...really drives you >crazy,though..will she or won't she start?