Gilson/Wards/Allis Chalmers gas tank

[Mark G]

It looks just like this. The filler neck HAS to be on the end, not in the middle like some Kohler tanks.

 

[Mark G]

still looking.....

 

[Bill Ellerby]

The tank found on Kohler K91 have the filler and petcock at the same end. They are a smaller tank then the one you are holding.