Sinclair Opaline Motor Oil Metal Sign - 12" x 18"

The artwork centers on an early open-wheel race car seen from a low, head-on angle, with tall white tires framing a radiator carrying the round Sinclair Oils emblem. Above the illustration, thin black lettering reads 'Net One Gallon', while oversized green-and-black type spells out 'Opaline Motor Oil' across the lower field. The bottom typography names Sinclair Refining Company and Chicago, giving the piece the look of vintage petroleum advertising tied to early motoring culture. A pale background, green border, scuffed patina, and darkened edges create an aged service-station feel without crowding the main racing image. It is a strong choice for collectors who like Sinclair oil graphics, early racing imagery, and authentic-looking vintage gas and oil signs.

The composition is built around simple contrast: cool mint-white space, deep black outlines, and Sinclair green accents that pull the eye from the logo to the large product name. The illustrated surface wear, corner staining, and printed age marks make the piece read like a preserved service-station advertisement rather than a modern graphic. In a garage, workshop, showroom, office, game room, or man cave, the appeal comes from the artwork's historic oil-brand typography and race-car subject matter.

Specifications

• Dimensions: 12 x 18 in
• Weight: 2 lbs
• Made in the USA
• Custom laser cut and printed after ordered
• High-quality .040 aluminum
• Pre-drilled eyelets for easy hanging

The manufacturing approach focuses on careful image reproduction and clean presentation, keeping the vintage advertising layout sharp while preserving the aged character of the artwork.