Forum bmwbike.com

Hi Kurt The carb's are stamped 1/26/91 & 1/26/92 There are no indentification marks on any jets, my manual also says 2nd position. I do have all the carb's technical data in my manual, but I don't know to indentify the main & needle jets The bike was purchased from Hingham M.A in 2007, so it...

Hi Kurt Tks for the reply a. I have a new Metzler rear tyre fitted = 4.00-18.64H ( manual says 3.50-18S ) b. The carb. slides do move to the top c. The needle to the max does improve the top speed slightly d. I do not know the difference or indentification of the carb. needles e. we touched up the t...

Hi,I am the proud owner of a '66 R69S I rebuild the top end with new valves,piston rings etc. Compression is now 152-155PSI I replaced the complete clutch assy.I checked the rear drive ratio = solo drive I drilled out the mufflers to 30mm dia.I reset valves,timing & ignition as per manual, fitte...