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Genuine OEM Walbro Rebuild Kit for all Walbro WB Carburettors Vittorazi Moster & Atom Series 2 (non-WG8 Carb)
A recent significant Walbro price increase on service items. Prices have, in most cases, doubled.
If you replace the membranes, you should also replace the Metering Spring and check the Needle Height and pop-off pressure, which are critical to the carb's performance.