Spring for idle screw in carburetor. Fits all large frame Vespas EXCEPT VL1-VB1, VGL1, VS1-5, VSB and VSC. Also the throttle slide return spring on VL1-VB1, VGL1 and VNA. Also the throttle stop screw spring on VSB and VSC.
Idle Screw Spring; Vespa LF
Carburetor / Fuel System
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