Page 2 of Tech
Editorials on the economy, technology, and lifestyle by Dr Jiulin Teng
16 Jan 2026
Today, let us move on to the rotating assembly of the 3L naturally-aspirated V12 engine that I would build if I had a car company.
14 Jan 2026
Previously, I laid out the specifications of the PC301, 3L naturally-aspirated V12 engine that I would build if I had a car company. Today, let us delve into the details of the engine block.
12 Jan 2026
As promised previously, today I lay out the specifications of the 3.0L NA V12 engine that I would build if I had a car company for the working enthusiasts.
10 Jan 2026
What I would do if I had a car company today? This article talks about my motivations, the types of cars that I want to build, and what value this exercise brings to my readers.
07 Jan 2026
The Ford-GM 10-speed is an evolution of the ZF 8HP that doubles down on the original’s gear train design and philosophy. Today, let us analyze its advantages and trade-offs and delve into how its gear train works.
04 Jan 2026
The Toyota–Aisin 10-speed automatic transmission combines lessons from the Aisin 8-speed and ZF 8HP into one of the more compelling, elegant designs. Today, let us analyze its advantages and trade-offs and delve into how its gear train works.
01 Jan 2026
Mercedes 725.0 9G-Tronic, aka NAG3, is one of the most advanced automatic transmissions for passenger vehicles today. Let us analyze the advantages and trade-offs of the 9G-Tronic and delve into how its gear train works.
30 Dec 2025
The ZF 8HP represents both a major evolution in the philosophy of the 6HP and a considerable revolution in gear train design. Today, let us analyze its advantages and trade-offs and delve into how its gear train works.
29 Dec 2025
The ZF 6HP can be considered the world’s first modern automatic transmission, influencing all future models with a series of conscious trade-offs. Today, I analyze the advantages and trade-offs of the ZF 6HP and delve into how its gear train works.
27 Dec 2025
The Mercedes 722.9 7G-Tronic was the world’s first 7-speed automatic transmission for passenger cars. Today, let us analyze the advantages and trade-offs of its design and delve into how its gear train works.
25 Dec 2025
The Toyota–Aisin AA80E remains the most robust and reliable 8- and higher-speed transmission. Today, I analyze the advantages and trade-offs of its design and delve into how its gear train works.
20 Dec 2025
In this article, I comment on the seven best-looking Chinese EVs on the market.











