cylinder clamp ring 38mm for exhaust pipe R100 R80



(0)

Exhaust pipe expansion ring for two-valve BMW motorcycles.

The ring fits only on a pipe with an outer diameter of 38 mm.

The diameter of 38 mm is measured right next to the nut securing the collector to the head.

Price for 1 pc.

NOTE : O-ring 18-21585 is required for the kit.

NOTE : Does not fit the R100 engine with a power of 70 HP (before 1981).