90 years ago
Henry Ford stamped "A1" into the first Ford Model A engine. The engine was a water-cooled L-head inline 4-cylinder with a displacement of 201 cu in (3.3 l). This engine provided 40 hp (30 kW; 41 PS). Top speed was around 65 mph (105 km/h). The Model A had a 103.5 in (2,630 mm) wheelbase with a final drive ratio of 3.77:1. The transmission was a conventional 3-speed sliding gear manual unsynchronized unit with a single speed reverse.
Source: 365 Days of Motoring