(48) O ring for Dellorto DHLA carburetors 7540
Viton O-ring for the idle emulsion tube, pump non-return valve and balance lever assembly on the Dellorto DHLA carburetors.
The DHLA uses 1 o-ring per emulsion tube, 1 for the non-return valve and in some cases 1 for the balance lever.
This o-ring has the following dimensions:
- Inner diameter : 5 mm
- Outer diameter : 8 mm
- Thickness: 1.5 mm
Required quantity per carburettor: 3 or 4, depending on set-up
This is item number 48 in the drawing.
Dellorto Part Number: 7540