Size Let us distinguish the important difference in spark plugs threaded ends. They come in four diameters and lengths. They come in nominal 14, 10, 12 and 18 millimeters diameters. Previously, there was a slight difference in thread configuration especially in different countries. However, the international standardization of the thread forms made it uniform. These [...]

Mini Motos have been around in the UK for around ten years now. The first bikes were cobbled together with parts that were already available. Small 2 stroke engines, mainly from garden machinery, were used. This type of engine is still used today for a few models and is referred to as an ‘industrial’ engine. [...]

Industrial engines. They are still used by several manufacturers (most notably Blata on their entry level bike) and typically produce between 2.5 and 3.5 horse power (hp). All are air-cooled. Tuning and performance parts are very limited. The Chinese 47/49cc. These engines are used in the Chinese made mk2, and mk3 minimotos. They are air [...]

So you want to go on a motorcycle road trip to Sturgis this year. You’ve made all of the travel arrangements for the trip. You have your hotel room reserved. You have the local hot spots during the week all mapped out. Your job knows that you are taking your vacation. Everything is set. Or [...]