BMW, 5 Series, E12, 520 (1972-1977)

The BMW 5 Series E12 520 was a mid-size executive car produced from 1972 to 1977. Here is a detailed summary:

Design and Features

• The E12 520 was designed by Paul Bracq, featuring a sleek, aerodynamic body with a sloping rear end
• It had a wheelbase of 110 inches (2,794 mm) and a length of 186 inches (4,723 mm)
• The car's interior was spacious, with comfortable seating for five passengers
• A range of innovative features included a dashboard-mounted instrument cluster, a prominent rear spoiler, and an integrated headlight washer system

Engine and Performance

• The E12 520 was powered by a M20 inline-six engine, displacing 1.6 liters (1592 cc) and producing 106 horsepower (79 kW)
• The engine featured a single overhead camshaft, eight valves, and a compression ratio of 9:1
• A four-speed manual transmission with overdrive was standard, while a three-speed automatic was optional
• Top speed was electronically limited to 115 mph (185 km/h), with the car achieving 0-60 mph in around 13 seconds

Trim Levels and Options

• The E12 520 was available in several trim levels, including Standard, Sport, and Luxus
• Optional features included a sunroof, a leather interior, and a premium sound system
• Customers could also choose from a range of exterior colors, including classic BMW hues like Estoril Blue Metallic and Silverstone Grey

Safety Features

• The E12 520 featured a number of innovative safety features for its time, including:
  • A sturdy collapsible front crumple zone to absorb impact energy
  • Dual-circuit braking with power-assisted discs up front and drums at the rear
  • Three-point seatbelts for all passengers, as well as a lap-shoulder belt for the driver

Sales and Legacy

• The E12 520 was sold in many countries around the world, including Europe, North America, and Australia
• It gained a reputation as a solid, dependable executive car with excellent handling and refinement
• Despite being replaced by the more modern E28 5 Series in 1977, the E12 520 remains a popular collector's item among BMW enthusiasts today.