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Carburetion — Bing CV · Factory jetting — 40 mm (Type 94) · R100 twin-shock

1981 — R100 · R100CS · R100RT · R100RS

▲ Safety-critical — over-torque-intolerant. Do not exceed the figure.
Carb #
94/40/111–112
Main jet
160
Needle jet
2.66
Jet needle / clip · 341 · pos 3
BMW-WSM7 This guide had this set labelled “R100S”. It is the 1981 factory fitment for the whole 1000 cc range — R100, R100CS, R100RT and R100RS all share it on the 3.82 sheet. Idle jet 45, idle air jet 1.0 mm, idle mixture screw 1 to 1¼ turns out, starting jet 80.

This is the book's general row. In the book, pick your model and year and this figure resolves to your machine, with the one-page torque sheet, the job pages and the printable booklet.

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Also in Factory jetting — 40 mm (Type 94) · R100 twin-shock