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You guys are great - thanks for the help. I found a crankshaft on eBay. Now I need to buy cylinders, as the right one has a small crack. As far as the color, the bike is currently smoke silver and I think I am going to keep it that way. Best regards,
I am in the process of restoring a '74 R90S that was a barn find. It is a total frame off restoration/engine rebuild. Just got the motor apart enough to see that the crankshaft is cracked. Does anyone know if the R90S crankshaft is the same as what BMW used in in the R60/R70/R90? I am pretty...
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