Porsche 911 Backdate

Porsche 911 Backdate

Coupé, 1978

Highlights

  • Reference vehicle – already sold; project can start at any time
  • Custom ST conversion based on the Porsche 911 F or G model
  • Restoration, engineering, and bodywork—all from a single source

Porsche 911 ST 2.5 Backdate – Reference Vehicle | Custom Manufacturing Projects

This vehicle has already been sold. The Porsche shown here serves as a reference for our restoration and build projects and exemplifies what is possible based on a classic Porsche 911.

Whether you already own a suitable base vehicle or we work together to find the right Porsche—we’ll guide you every step of the way, from the initial concept to the finished vehicle. The reference vehicle shown here was built on the basis of a 1978 Porsche 911 SC and was converted into a custom 911 ST in the style of the early 1970s as part of a comprehensive restoration.

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The vehicle in detail

The Spirit of the Porsche 911 ST

The Porsche 911 ST is one of the most fascinating and sought-after racing variants in the early history of the 911. Developed for endurance races, hill climbs, and rallies, the ST combined low weight with high reliability and exceptional drivability.
Unlike many modern interpretations, the original did not prioritize maximum power, but rather the perfect balance of lightweight construction, agility, and driving feel.
The vehicle shown here embodies precisely this philosophy.

Painted in classic silver metallic, inspired by the Porsche race cars of the 1950s and 1960s, the car exudes an understated yet strikingly commanding presence. The clean lines, narrow bumpers, flared fenders, and classic Fuchs wheels create a look that is timeless yet immediately evokes the golden age of motorsports at Le Mans, Targa Florio, and Monte Carlo.

The character of this vehicle is deliberately understated. It is a Porsche for people who know that the most beautiful cars impress not by drawing attention to themselves, but through their poise.

The Vehicle in Detail

Body & Exterior

  • Restored body based on a Porsche 911 SC
  • Converted in the style of the legendary Porsche 911 ST 2.5
  • Classic Porsche Silver Metallic
  • Widened ST body
  • Lightweight-oriented design
  • Classic Fuchs rims
  • Historic motorsport details
  • Minimalist and timeless appearance

Interior

  • Motorsport bucket seats
  • Multi-point seat belts
  • Roll bar
  • Minimalist, driver-oriented cockpit
  • High-quality materials and craftsmanship
  • Custom configuration according to customer specifications

Technical Specifications

  • Base vehicle: Porsche 911 SC (1978)
  • Engine converted back to classic carburetor technology
  • Immediate throttle response and distinctive sound
  • Sport-tuned suspension
  • Upgraded braking system
  • Drivetrain components overhauled as needed
  • Modern technology discreetly integrated in the background
  • Can be configured as a street car, touring car, or track tool

Custom-built rather than off-the-shelf

Every project is created entirely according to the vision of its future owner.

From faithful ST interpretations to understated touring cars and uncompromising lightweight designs, we oversee every aspect of the work—from the bodywork and paint to engine building and final tuning.

Our customers benefit from decades of experience with classic Porsche models and a network of specialized partners for engine building, upholstery, paintwork, and historic vehicle technology.

Project Budget

The price listed serves as a guideline for a comparable project.

Depending on the customer’s existing vehicle, its initial condition, and the desired scope of work, a project in this style can be realized within this budget. The actual costs are calculated on a case-by-case basis after inspecting the base vehicle and jointly defining the scope of restoration and modification.
Whether it’s a partial restoration, a complete rebuild, or custom personalization—every project is planned and executed individually.

Your vision. Your Porsche.

This reference vehicle has already been sold.
We’d be happy to assist you in finding a suitable base vehicle or to bring your project to life using an existing Porsche 911.
The result is no ordinary conversion.
The result is a Porsche that looks as if it had driven straight from the golden age of racing in the early ’70s into the present.

Project inquiries are welcome at any time.

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Specifications

Year of construction: 1978
Initial registration date: July 1978
Model: 911 Backdate
Body: Coupé
Series: 911 Backdate/Modified
Power: 250 HP
Cylinder capacity: 3.0 Liter
Steering: left
Transmission: Manual
Drive: Rear drive
Fuel: Gasoline
Interior material: Fabric/Leather combination
Interior color: Black
Exterior color: Silver
Manufacturer color code (exterior): Silver Metallic 936
Matching numbers: yes
Vehicle inspection: new
Condition: Accident-free, Fully restored
New / used: Used car
Ready to drive: yes
Car location: DEGermany
Elferspot ID: 6074332

More information

Interested? Contact the seller!

Car inquiry

Interested?

Laura Markenstein

Laura Markenstein from Markenstein Fahrzeugtechnik GmbH looks forward to your questions and is happy to help you.

Porsche 911 Backdate

Porsche 911 Backdate

Price: EUR 180,000
DE1978

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