Brake drums are manufactured in several ways and are made employing different materials. Bike drum brakes have a cast iron shell cast into the hub but the shell may also be made of steel. Some drums are made of only cast iron so no shell is
Since we have made so much replica petrol tanks in mild steel sheet, I thought it about time to mention the making of one, and what procedures I employ. Someone lucky was in ownership of a 1912 Ariel motorcycle with a rust eaten tank. The t
At first sight the engine looked in fairly good condition painted in heat proof black spray, with no apparent oil leaks. The engine also seemed to be devoid of those horrible marks and nicks left on cover joints when they have been more the
The bike was delivered to us as a rolling chassis plus 2 boxes of engine parts and frame fittings, the engine was in a total nut and bolt strip down and all was jumbled up. The first thing to do was to rebuild the engine . The cases were no
This particular triumph Bonneville was more or less a bit of a barn find since it was used for 52,000 miles and then layed up in the back of a shed in 1972 where it languished under an oily sheet. The shed was obviously dry and airy as when
Since the birth of the motorcycle the preferred way of joining the hub to the rim of the wheels are with wires called spokes that had a bend on one end to pass through a hole in the hub and a thread on the other end to pass through the cent
Finally I’m back after what seems a long time. Sometimes life gets in the way of bike building. I still haven’t finished the Honda 750 four project yet, but I felt it was time to to start another project bike. I am re-thinking s
What is stainless steel? Stainless steel is a metal with high chromium content. Chromium does not oxidise or rust. What types of stainless steel are available? Stainless steels come in a vast variety of metallurgical make ups and finishes b
This is for all the people who want to know what Stotfold Engineering are getting up to and have an interest in what we do. We have created new videos giving you an insight of what we get up to and to keep you up to date in the development
I am not going to go into to much detail regarding cutting threads on a lathe because its boring and i want to keep you, the reader interested in this short article about cutting or generating a four start thread on my Dean, Smith and Grace
Restoring museum artifacts come with an array of difficuties. Ancient clay pots can be pieced together using glues that leave no visible sign of repair. Pieces of pot can be replicated and used to fill in the missing parts of the damaged p
Stainless Steel Petrol Tanks We regularly have enquiries from people asking if we can make stainless steel petrol tanks for their vintage and veteran cars or bikes. Our reply is “of course we can, as long as you supply have a pattern
Motorcycles through the ages have metamorphosized to produce what we have today. But sometimes this is not the principle of what the buyer wants, but it is close, hence people find Stotfold Engineering is the place to find that enhancement
Performance tuning a Ducati Mach 1 The first thing to do is lighten everything throughout the engine, but not compromise on the strength and reliability of the working parts. The project was carried out by me to contest a Ducati Mach 1 in a