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Top quality, genuine dell'orto part. This O ring seal goes on the 7746 type PHBH choke jet, it is best practice to replace this when fitting a new choke jet - these are available here:

Only suitable for Lambrettas and Vespas with the PHBH type carburettors fitted.

Dell'orto part number: 6173


Carburettor - PHBH choke jet 'O' ring, genuine Dellorto - Lambretta & Vespa

Sales Tax Included
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