When we featured the 1925 Grindlay-Peerless ST1 back in 2024, we looked at one of the most technically fascinating motorcycles of the 1920s – powered by the unusual 998cc sleeve-valve... Continue Reading →
If you know about old motorcycles, you will no doubt have heard of the Norton 16H – it was an absolute icon, sold in its hundreds-of-thousands, and helped win the... Continue Reading →
The sleeve valve motor is somewhat of a unicorn. It is a complex and unique beast that started out in early aircraft manufacture. The design uses a ported sleeve-valve that... Continue Reading →
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