Hey Paul,

 

What size are you looking for?  Summit sells fuel cells as small as 1 gallon, which is 6”x6”x12”.  This one is polyethylene, but you can possibly find an aluminum one if you’d prefer.  Also, boat places have nice fuel tanks, and they may have a small one to fit your needs. 

 

http://store.summitracing.com/partdetail.asp?part=SUM%2D230198

 

Cheers,

Rusty (vacation over, and cowl not quite finished)