BMW , 5 Series , E12 , 528i (1977-1981)

The Ultimate Guide to Buying a 1972-1981 BMW 528i (E12)

The BMW 5 Series E12 is a legendary model that combines exceptional performance, handling, and style. The 528i variant, produced between 1973 and 1981, is particularly sought after for its potent inline-6 engine and rear-wheel drive layout. If you're considering purchasing one of these iconic cars, this guide will walk you through the essential factors to consider.

Model Overview

The E12 BMW 5 Series was introduced in 1972 as a replacement for the 2000/2002 models. The 528i, with its 2.8-liter inline-6 engine producing 143 horsepower, was the top-of-the-line variant of the series at that time. This car was designed to appeal to driving enthusiasts who craved high-performance handling and style.

Engine and Performance

The 2.8-liter inline-6 (M27) engine is a marvel of its time, offering exceptional performance and reliability. It features a DOHC setup with dual SU carburetors, producing 143 horsepower at 5,800 rpm and 184 lb-ft torque at 3,500 rpm. The engine's performance is further enhanced by a close-ratio 5-speed manual transmission or a 4-speed automatic.

Suspension and Handling

The E12 528i features a classic rear-wheel drive layout with a fully independent suspension system on both axles. This setup provides exceptional handling and agility, making the car a joy to drive on twisty roads. The suspension is complemented by power-assisted disc brakes all around, ensuring reliable stopping power.

Interior and Comfort

The interior of the E12 528i is characterized by its simplicity and functionality. You'll find a driver-oriented cockpit with a sporty steering wheel, manual or optional automatic transmission shifter, and a comfortable leather-wrapped dashboard. The rear seats offer ample space for passengers, while the trunk provides a generous 10.6 cubic feet of cargo capacity.

Exterior Styling

The E12 528i boasts a classic, elegant design that exudes a sense of sophistication and style. Its proportions are well-balanced, with a long hood, short overhangs, and a distinctive fastback roofline. The chrome grille and bumpers add to the car's visual appeal.

Maintenance and Repair

The E12 528i is generally considered to be a reliable model, but as with any classic car, regular maintenance and repair are essential to ensure its longevity. It's recommended to follow BMW's factory maintenance schedule, which includes oil changes every 5,000 miles, brake pad replacements at around 20,000 miles, and timing belt replacement between 70,000 and 80,000 miles.

Common Issues and Weaknesses

While the E12 528i is a well-regarded model, there are some common issues to be aware of:

• Oil leaks from the engine: Regular oil changes can help prevent this problem.
• Brake squeal: Adjusting the brake pads or replacing them with new ones can resolve this issue.
• Rust: Inspect the car thoroughly for signs of rust, especially in areas prone to moisture accumulation (e.g., door sills, trunk floor).
• Transmission issues: Monitor transmission performance and address any problems promptly.

Pricing and Market Value

The value of a 1972-1981 BMW 528i can vary depending on factors such as the car's condition, mileage, and originality. Here are some general price ranges to expect:

• Restored or concours-condition cars: $15,000-$25,000
• Driver-quality cars with moderate wear: $8,000-$14,000
• Project cars or those requiring extensive restoration: $4,000-$7,000

Where to Buy and Inspect

When searching for a 528i, consider the following sources:

• Classic car dealerships specializing in BMW models
• Online marketplaces (e.g., eBay, Hemmings)
• Local classifieds or newspapers
• BMW enthusiast clubs and forums

Inspect the car thoroughly before purchasing, paying attention to:

• Engine condition and performance
• Transmission and drivetrain operation
• Brake system functionality
• Suspension and steering alignment
• Interior and exterior condition, including any signs of rust or damage.

Conclusion

The 1972-1981 BMW 528i is a rare and desirable model that offers exceptional driving experience. With this guide, you'll be well-equipped to navigate the buying process, identify potential issues, and ensure a smooth ownership experience.