This modification allows extra fuel to be dumped out instead of into the cylinder. This applies to carbs for R51/2, R51/3, R67/2, and R68
Duane Ausherman BMW motorcycles
What I can remember after decades of working with BMW motorcycles
This modification allows extra fuel to be dumped out instead of into the cylinder. This applies to carbs for R51/2, R51/3, R67/2, and R68