Dellorto main jets for SI type standard vespa carburettors

We keep a selection of these main jets in stock ranging from  100 upto 130, but other sizes are available which can be ordered in on request.

If you know the jet size you require please type in the box above which size jet you would like to order

If you need to order multiple jets you will need to add each jet separately to your shopping basket

If you are unsure which jet size you require please contact the shop either by email or telephone and we will be happy to advise you on the jetting to suit your engine spec.