Prism Petcock STAINLESS 1/4" NPT or 3/8" NPT


NPT Plug Size: 1/4" NPT


The Prism
petcocks are guaranteed for life! If you're having an issue with it,
you can send it back to Prism to rebuild it for no additional

This unique brass
petcock fits direct to either a 1/4" or 3/8" NPT bung on your gas tank.
This keeps your gas tank looking very clean. It features a 5/16"
diameter hose barb on one end and a fuel filter on the other. Rotating
the cylindrical piece with the two grooves is how the fuel is toggled on
and off. The fuel line will not and does not rotate while toggling the
fuel on/off. No reserve.

custom and aftermarket gas tanks use a 1/4 inch NPT or 3/8 NPT petcock.
NPT stands for National Pipe Thread, and it is a tapered thread that
seals as you tighten the petcock into the threaded fitting on your gas

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