These tanks fit the Dreamworks Ventrix with no modifications. The Fuel tank carries a capacity of 110 oz. and the smoke tank carries 29 oz. of Smoke oil.   Shown here with JET TECH "O"-ring style fuel fittings as standard equipment. 

This Jet Tech Tank set is assembled using 3/16"" ID fuel  fittings and vent on the fuel tank and 1/8" ID fittings on the smoke tank.  

The tank comes fully assembled and pressure tested, but does not include a clunk.  Clunks may be ordered separately on the "fuel fittings"  page.