This is a Weber 34 DATR carburetor for Fiat and Bertone X1/9s, 128 SOHC, and carbureted Lancia Beta cars.
This item has 34mm chokes with 23/27mm venturis.
Also has provision for a true "Vacuum advance" port above the throttle plates.
NOTE: This carburetor is has an alternate top shape that will require slight modification of your air cleaner assembly in order to fit.
This carburetor does not include a water choke outlet fitting. Depending on your model year or model application, you will need to install the choke housing off of your existing carburetor.
Includes the following jetting which is close enough to get up and running, but please note the recommended jetting below.
PRIMARY SECONDARY
110 Jet 125 Jet
175 Air Corr. 210 Air Corr.
55 Idle 80 Idle
The jetting recommendations below are a baseline which should provide good overall results. Please note that additional jet adjustment may be required depending on the condition of the engine piston rings, type of camshaft, and many other factors.
The jetting recommendations below are a baseline which should provide good overall results. Please note that additional jet adjustment may be required depending on the condition of the engine piston rings, type of camshaft, and many other factors.
1300cc SOHC:
PRIMARY SECONDARY
125 Jet 125 Jet
170 Air Corr. 170 Air Corr.
55 Idle 80 Idle
F30 Emulsion Tubes
1500cc SOHC:
PRIMARY SECONDARY
135 Jet 140 Jet
160 Air Corr. 170 Air Corr.
55 Idle 80 Idle
F30 Emulsion Tubes
1800 / 2000cc DOHC
PRIMARY SECONDARY
120 Jet 150 Jet
160 Air Corr. 240 Air Corr.
50 Idle 80 Idle
F30 Emulsion Tubes
Condition: OE
Original Equipment WEBER
New and unused.