This is a vintage, new in box, STEWART WARNER Stage 3 997-A Tachometer with a range of 0-9000 RPM. The analog display features a red needle, illuminated (backlit) display, and a speed warning system. The universal fitment tachometer has a chrome and metal build and measures 3 inches in diameter and 3 inches in width. It comes with mounting hardware, instruction manual installation and lines.