Piston And Piston Ring Patent Blueprint Engine Builder Machinist T Shirt

Engine builders and machinists will appreciate this piston and piston ring patent blueprint t-shirt that highlights the technical artistry behind engine components. The design shows a longitudinal section of a 1931 piston with compression and oil rings inside a cylinder bore, rendered in fine white line work.

The wood type headline with flared serifs adds a classic industrial touch, emphasizing the mechanical precision of pistons and rings critical to engine performance. This shirt speaks to those passionate about engine assembly and restoration.

It’s ideal for wearing at the machine shop or casual settings, making a great gift for automotive engineers, mechanics, or anyone who loves detailed patent art celebrating engine technology.

• 100% ring-spun cotton at roughly 4.3 oz/yd² (heather colours blend in polyester for the marled finish).
• Classic unisex cut with a relaxed body, set-in sleeves, and side-seamed construction so the shirt keeps its shape wash after wash.
• Pre-shrunk & side-seamed for shape retention
• Direct-to-garment (DTG) printed with water-based inks
• Made in Canada & USA — printed on demand, ships in 1 business day
• Machine wash cold inside-out, tumble dry low, do not iron print
• Runs true to size. Size up for a relaxed fit.