One of the better fuel gun I have seen was one made by Kyosho. It leaked very little and it was all metal. One of my LHS had one that they put in the 50% sales bucket and I was able to pick it up for $35.00 (yes, it would have been $75.00 with tax, street price).
It's not what you know; it's what you can prove.
The only thing that is for sure is that nothing is for sure!!!
The needs of the many outweigh the needs of the few, or the one.
There are 2 things in life that are infinite: the universe and stupidity.