1975 Porsche 911 – Refining the G-Series

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Overview

The 1975 Porsche 911 marked the second year of the G-Series and brought incremental refinements in performance, safety, and comfort. It was also the first year to introduce the legendary 911 Turbo (930), Porsche’s first turbocharged production car, which would redefine high-performance sports cars.

Available Models

For 1975, Porsche offered multiple 911 variants:

• 911: The base model with a 2.7L flat-six producing 150 HP.
• 911S: A performance-focused version with 175 HP and improved suspension.
• 911 Carrera 2.7: Carrying over elements from the previous year, producing 165-175 HP.
• 911 Turbo (930): The first-ever turbocharged 911, producing 260 HP.

Development & History

By 1975, Porsche had fully embraced the G-Series design language, continuing to refine the impact bumpers while improving aerodynamics and chassis stiffness. The biggest development of the year was the introduction of the 911 Turbo (930), featuring a widened body, distinctive whale-tail spoiler, and a significant power boost from its turbocharged engine.

Engine & Performance

The 1975 Porsche 911 lineup maintained the 2.7L flat-six engine across most models, while the newly introduced 911 Turbo featured a larger, turbocharged powerplant.

• Engine: 2.7L Flat-6 (911, 911S, Carrera 2.7), 3.0L Turbo Flat-6 (911 Turbo)
• Horsepower: 150 HP (911), 175 HP (911S), 165-175 HP (Carrera 2.7), 260 HP (911 Turbo)
• Fuel System: Mechanical Fuel Injection
• Transmission: 5-speed manual (911), 4-speed manual (911 Turbo)
• Drivetrain: Rear-Wheel Drive (RWD)
• 0-60 mph: 6.5 seconds (911 Turbo)
• Top Speed: 155 mph (911 Turbo)

Design & Features

The 1975 Porsche 911 continued with impact bumpers, but the biggest visual change came with the 911 Turbo, which introduced a wider stance and whale-tail spoiler.

• Body Style: Coupe and Targa
• Seating Capacity: 4
• Weight: 2575 lbs (911), 2700 lbs (911 Turbo)
• Chassis Code: 911
• Wheelbase: 89.4 inches
• Notable Features: Introduction of the 911 Turbo, wider rear fenders, aerodynamic improvements

Production & Rarity

The introduction of the 911 Turbo (930) made 1975 a pivotal year in Porsche history. Early turbo models remain among the most collectible air-cooled 911s.

• Production Start: 1975
• Factory of Origin: Stuttgart, Germany
• 911 Turbo Production: 284 units

FAQs

What makes the 1975 Porsche 911 special?

The debut of the 911 Turbo (930) introduced turbocharging to the 911 lineup, setting new performance standards.

How many 1975 Porsche 911s were produced?

Porsche produced approximately 14,500 units across all 911 variants, including 284 Turbo models.

What is the value of a 1975 Porsche 911 today?

Standard models range from $50,000 to $200,000, while early 911 Turbo models can fetch $300,000 or more.