That sounds so much like the syndrome you mention and it is a simple fix.
There is a website (maybe several) that nicely outlines the mod but here is
a 2-pic wordless workshop version of mine:

http://members.cybertrails.com/~ahwahnee/Terminal4.JPG

http://members.cybertrails.com/~ahwahnee/Terminal2.JPG

I got the cap from these guys (all sorts of good stuff on their site):

http://www.goldmine-elec-products.com/products.asp?dept=1029

Geo

----- Original Message -----
From: "Paul Guzyk" <paullist08@GUZYK.COM>
>
> Once in a while the engine hesitates/bucks and/or dies...
> And what do you think is the root of my problem?