Fuel Pump | AC WE (Double-acting) Combined fuel pump and vacuum booster pump |
---|---|
Fuel pump pressure | 1.5 to 3 psi. (10 to 20kPa) |
Carburettor | Zenith 42 VIR-3 |
Zenith 48 VIR-3 from engine No. RL.36321 onwards. | |
Air Cleaner | AC 7222221 or FV.157522 |
Make & Type | Zenith 48 VIR |
---|---|
Venturi Diameter | 36mm. (No bars) |
Main Jet | 145 |
Compensating Jet | 130 |
Slow-Running Jet | 70 |
Pump Jet | 80 |
Needle Valve | 2.5mm |
Needle Valve Washer Thickness | 1.6mm (one of) |