Tough to find - Poly Head Air Cleaner Decal !

100% Weatherproof Vinyl, UV proof and fade-proof. When applied to a clean, smooth surface, these are there to stay.

This is for all Mopar 313 Polyspherical engines..

Popularly called POLY and SEMI-HEMI by devoted followers. So named for the Hemi-based V-8 head combustion chambers that are polyspherical in shape.

Great toolbox and garage decals too!