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THE MB140 SCHOOL

THE MB140 SCHOOL

Passion, observation, restoration of the legendary Mercedes-Benz W140 S-class (1991-1998)

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  • Ins
  • GuidemapHow to better understand the categories of this website and read it appropriately.
  • ArticlesCollection of written works about the 140 from different aspects.
    • EpistemologyAuthentic passion regarding history, impression and investigation.
      • History
      • Impression
      • Investigation
    • MethodologyRestoration journal, parts review and photograhping experience.
      • Parts
      • Restoration
      • Photoreception
    • SeminarOngoing advanced research.
  • Public ArchiveThe collection of historical documents providing 140 contents.
    • Genuine ReleaseOfficial Mercedes-Benz prints include press and marketing information.
      • Press Photo
      • Owner’s Manual
      • Sales Brochures
      • Press Information
      • Internal Publications
    • Public RecreationThe 140-related literatures and items created by third parties include magazines and toys
      • Models & Toys
      • Auto Magazines
      • Literature Books
  • EncyclopædiaThe reference work providing summaries of general 140 statistics.
    • TechnologyIn-factory comprehensive knowledge regards developing and manufacturing.
      • Technical Modifications
      • Sonderausstattungen Code (SA CODE)
    • StatisticsOut-factory comprehensive statistics regards marketing and sales
      • Color Library
      • Global Delivery Data
      • Production Numbers
  • AboutA brief introduction of this site and people who inspired ,invented it
    • Family MembersCurrent fleet include preserved, restored examples and ongoing projects.
      • Cougar, 1992 500 SEL
      • Nonna, 1993 S 320
      • Octavius, 1993 S 600
      • Chimera, 1994 S 500 Coupe
      • Furi, 1994 S 320
      • Beatrice, 1996 S 600 Sonderschutz
      • Ruby, 1996 S 600
      • Big Apple, 1997 S 420
      • Bianca, 1998 S 320
      • Persian Kitty, 1998 S 280
      • Ongoing Projects

Category: Restoration

Restoration

Restoration: Bau 3

01/25/202601/26/2026
The most unexpected thing happened in 2025: we decided to leave behind a restoration facility that had been in use for barely over a year, and within just three months…
Restoration

Restoration: Big Apple’s 119.981

12/07/202512/09/2025
After completing the bodywork on Big Apple, I wasn’t in a rush to apply the paint but instead began working on the engine and chassis. The chassis of 140.043 was…
Restoration

Restoration: Furi’s Revival

11/09/202511/30/2025
Reviving an overlooked ultra-low-mileage car—a task that was initially expected to take just one month—ultimately consumed six months of work. As a result, I had to delay more important projects,…
Restoration

Restoration: Big Apple’s body

09/14/202510/07/2025
After finishing up Furi and a few other minor tasks, we finally returned to the Big Apple. We're still hopeful of completing everything by 2025, as long as we can…
Restoration

Restoration: The Car Bedroom

05/04/202505/05/2025
Every spring, I grow a constructive heart. Walking down the street, there are construction sites everywhere. See, I am not alone, or I am just inspired by them. Why spring?…
Restoration

Restoration: Pre-preliminary of the 9966 km S 320

03/09/202506/14/2025
After a long reflection and precipitation, I decided to keep and preserve this 9966 km 1995 S 320. Not an easy decision, I had to dig up some positive motivations…
Restoration

Restoration: Big Apple’s interior

01/25/202501/25/2025
I've been taking it pretty easy with Big Apple since December, and now that we're heading into a long holiday season, it's a good stopping point to take stock of…
Restoration

Restoration: Big Apple’s correction

12/21/202412/21/2024
Big Apple is a new member of the family in 2024. In the order of joining the fleet, there are two cars ahead him, Chimera and Cougar, waiting to be…
Restoration

Restoration: Nonna’s reward moment

11/23/202405/27/2025
I have been on a diet since August, giving up carbohydrates, and successfully lost 10kg of fat. The drastic reduction in sugar intake did something to my brain: I wasn't…
Restoration

Restoration: Nonna’s early 104.994

09/29/202409/29/2024
Working on the earlier 104.994 is a job full of fun. As the earliest Motronic it retains some of the original old-time vestiges from 80s compared to the later updated…
Restoration

Restoration: The second half of Nonna

09/07/202409/07/2024
Since March 2024, we have been working on Nonna's interior and exterior. I've had two long break and worked on other vehicles from time to time, so it may not…
Restoration

Restoration: Persian Kitty

08/17/202408/22/2024
Persian Kity is by far our lightest working vehicle and is a true preservation rather than full restoration example. This is an older article that I drafted for the Persian…
Restoration

Restoration: New Core Workshop

08/03/202408/04/2024
Halfway through the 2024, the priority project for this year is not any car, but the new restoration facility. In theory it won't take up much of my time, but…
Restoration

Restoration: Nonna’s paint job (2/2)

07/19/202407/24/2024
After about 90 hours of pre-sanding, we have completed more than half of the work. Next comes applying primer, refined sanding and painting, all of which will be covered in…
Restoration

Restoration: Nonna’s paint job (1/2)

07/13/202407/19/2024
After a technical summary of the past Persian Kitty paint job and an analysis of Nonna's current paint, the work officially began. I 'm responsible for the disassembly, sanding, assembly,…
Restoration

Restoration: Prelude of Nonna’s paint job

06/22/202407/13/2024
After finishing the interior, I decided to adjust the order of work on Nonna. First, we did dry ice blasting on the underbody, it's much worse than we expected. It…
Restoration

Restoration: Nonna’s leather

04/09/202404/10/2024
Nonna's interior repairs started first, so I'm willing to sit in it for a test drive. This is because aging cars are always full of signs of use. In addition…
Restoration

Restoration: Nonna’s rear AC

03/31/202403/31/2024
Nonna has tons of works lined up, since this is not going to be a full restoration project, we will be doing the work piece by piece rather than completely…

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Family Members History Impression Investigation Ongoing Projects Parts Photoreception Restoration
Parts: Facelift Taillights

Parts: Facelift Taillights

How often do you encounter issues like this? The appearance of a part is critically important—any carelessness can directly affect the car’s overall image. This means that even when ordering parts from an authorized Mercedes-Benz dealer, one must proceed with caution. Perhaps there is no better example to discuss than taillights. Some people liken headlights…

by Yunce 03/31/202603/31/2026
Impression: Felice — Filling the Gaps

Impression: Felice — Filling the Gaps

In 2026, my approach to collecting W140s entered a more passive phase. I felt my collection had reached a kind of saturation, so I only took in donor cars with reuse value—just in case they might be needed in the future. In fact, since February 2024, I haven’t come across a single project that truly…

by Yunce 02/08/202602/08/2026
Restoration: Bau 3

Restoration: Bau 3

The most unexpected thing happened in 2025: we decided to leave behind a restoration facility that had been in use for barely over a year, and within just three months build—and move into—an even better location elsewhere. It was a headache of a beginning, and all I could do was find ways to amuse myself…

by Yunce 01/25/202601/26/2026
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