Latest in Tech
Editorials on the economy, technology, and lifestyle by Dr Jiulin Teng
18 Sep 2026
My previous article laid out the design of a highly serviceable, reliable, and durable high-performance V8 engine. Today, I want to do the opposite and attempt to design an inline-6 engine that is as unreliable as we can justify as a manufacturer.
17 Sep 2026
Modern forced-induction V engines sacrifice serviceability, reliability, and durability for fuel efficiency. Today, I take a different approach and design a high-performance turbocharged V8 that is serviceable and reliable.
02 Sep 2026
BMW has an exceptional rate of rod and main bearing failures and seized engines. I have identified six reasons that explain this phenomenon. I am also ranking the most likely victims of bearing carnage into three tiers.
30 Aug 2026
Mercedes 722.3 is a hydraulically-controlled 4-speed automatic transmission. Today, let us check out not only how its gear train works but also how its hydraulic control functions.
27 Aug 2026
The 722.6 5G-Tronic was arguably the most commercially successful automatic transmission ever produced by Mercedes. Today, let us see how its gear train works and analyze its design.
18 Aug 2026
Transmission adaptation, usually in terms of fill time and pressure, can let us know the condition of an automatic transmission. This article discusses how to interpret the values.
22 Jul 2026
Recently, I dissembled the 7G-Tronic transmission that I had replaced in my 2005 S500 last year. The failure point was the TCC. In this article, let us confirm the severity of the damage and check out how the 722.9 transmission works.
10 Mar 2026
Today, let us go over the design of our flagship mid-engine wedge sports car powered by the 6L 45-deg naturally-aspirated V16 engine that I presented previously. Its codename is Type 6.
05 Mar 2026
Today, let us round out the design of our PG601 45° V16 engine with top-end elements, accessories, and emission control. I believe that in the next decade, we will see more V16 engines, some achingly similar to PG601.
03 Mar 2026
Today, let us delve into the short block of the 6L 45-degree V16 engine that I introduced previously and go over the reasoning behind its design choices, particularly with the philosophy of PG601 in mind.
26 Feb 2026
I present a 6.0L naturally-aspirated V16 engine intended for flagship vehicles. It prioritizes character, drivability, and reliability rather than peak power.
20 Feb 2026
Today, I am presenting Type 4, the world’s first extendable MP-FUV. It has 7 unique features, which I will touch on one by one.











