9mm Progression Hole Cover Screw for a Dellorto DHLA carburetor.
This screw is used to plug the bore of the progression holes.
Please note that Dellorto used two different versions of this plug over the years: a 10mm version and this 9mm version here.
The specifications of this version here are: a diameter of 8.95 mm across the treads and a head diameter of 9.97mm.
The other version, Dellorto Part Number 8857, measures 9.9mm and 11.1mm respectively.
This product is priced, and sold, as a single unit.
Required quantity per carburettor: 2
This is item number 59 in the drawing of the Dellorto DHLA carburetor.
This is Dellorto Part Number: 7508
* Made in Italy *