Motobecane Doppler ER3 Variator - No Clutch Function carbon fiber 38mm ID foam filter for

38mm ID foam filter for a variety of carburetors

Stock Garelli NOI head

They are white and from years of storage may need a scrubbing and may show some yellowing from age

These are original

Open up a third transfer on your stock cases for peak power

Motobecane Doppler ER3 Variator - No Clutch Function carbon fiber 38mm ID foam filter forDoppler's highest offering for Motobecane av7 and av10 powered mopeds. The most popularly used variator on Motobecane these days. This is without a clutch function! You'll have to use this with a clutch pulley in order to idle. Or just never stop! These are finished in black now. No more blue. Doppler part number 292547