Vintage BMW Motorcycle Owners

Thanks again. Next problem is, I'd like to take the gearbox apart. There is a large bronze bush on the gearbox mainshaft, clutch side. I presume that's the first thing to remove (plus its 4 bolts). Is this an interference fit in the casting, so I have to heat the casting and tap the mainshaft from t...

Thanks Luca, also on one engine the mounting for the contact breakers is on the alternator drive cover, on the other there is a spigot from the cam chain cover passing through the alternator cover. Then the spindle that screws into the crankshaft to hold the cam chain sprocket and the alternator dri...

Hello, I'm working on a 1947 R35 and I've come across lots of small stamps, a BMW roundel and a 3-figure no, such as 417, 446 etc. These would seem to indicate that a certain mechanic has worked on that part. Has anyone come across any similar? Andreas Harz of BMW Archive hasn't seen them before. Ch...

Bit late to be replying but in case someone needs it in the future. No need for a clutch centering tool (mandrel), just loosely reassemble and centre the clutch plate as best you can. Choose a socket that fits closely between clutch plate and outer and run it round, so the gap is equal. Retighten an...

Hello, I've bought an R35 in the UK. They were never imported here (rejected by the importers as gutless). My purchase turned out to be a collection of u/s parts dressed up to look like a near-complete bike (from Dutch Lion), so plenty to do. I bought an engine/gearbox from Belarus, which turned out...