Just to throw in a thought - could an over abundance of spline grease prevent the splined shaft from inserting fully? I AM NOT very familiar with thi...

For my ‘78 R100RS engine, I have settled on 2.68 needle jets w/needles in position #2. Gets great mileage, with no issues like pinging or running hot....

@81rtbc really nice

Well, that is interesting. Apparently, the round shaft with a woodruff key was used for “some /5 models”, according to one parts source. Wonder how th...

PS: I found this handy chart, which provides the needle length for each notch. Most bikes use notch 2 or 3. I know this chart works for my 40mm Bing...

FIRST - carefully measure the length of your needles from the slide body to the tip. You will need to install the new ones to the same position. The...

I’m no expert, but I believe not. Like my ‘78, that R90 engine has a “nose” on the front of the camshaft that carries the points cam/centrifugal advan...

Have you come to a decision for your ‘92 GS ?

Found it again. The Enduralast/Sachse system can also be purchased from Euromotoelectrics. Guess I have to look at my options if Ei doesn’t return to...

Just wondering if you have made a determination on your oil pump. Let us know what happens.

The Sachse System is available from Bob’s BMW under the “Enduralast” label. They claim it is compatible with stock coils, however. Don’t know. I’d say...

If you google “bmw airhead oil pump clearance”, you will begin to find some dimensions to check. Out of curiosity, I looked at a number of pumps (i...

I am curious to see what advice you get on this. Those parts look kinda “beat up”. I would have expected smooth and shiny wear. My (same) pump has 155...

It is kind of amazing to me, in 2020, that these aftermarket systems have any vulnerability to fail at all. The whole world runs on this stuff. We hav...