Featuring the correctly sized internal restriction, the vacuum adaptors will allow the use of a manometer to allow very precise setting up of multiple installations of DCOE carburettors.
British made and of the very highest quality, these are a must for any serious Weber tuner.
Tubes are priced per piece and 2 are needed per carburettor.
Pipe diameter at open end 5.5mm.
Special order item, please an extra 2-3 days for delivery