Rubber o-ring for the spindle of the Dellorto DRLA carburetors in turbo-applications.
Special design, and quality, o-ring to withstand the pressures involved in turbo-charging and to prevent pressure-leakage via the throttle shaft.
Required quantity per carburettor: 2
This is item number 142 in the drawing.
This is Dellorto part Number: 10264