Fuel pump
Type | Mechanical, driven by an eccentric intermediate shaft via a pusher |
Pressure created by the fuel pump at idle speed | 0.20 – 0.40 bar |
Fuel pump performance at idle speed | 0.75 l/min |
Carburetor STROMBERG 175 CDT
Main fuel jet | 100 |
Spray needle | UC |
Needle valve level | 2.25 mm |
Upper float position | 18 – 19 mm |
Idle speed | 750 – 850 rpm |
Fast idle speed | 1600 – 1800 rpm |
CO content at idle speed | 1,0±0,5 % |
CO content at high idle speed | 5 – 7 % |
Carburetor PIERBURG 2E-E
Venturi tube diameter: | |
- primary chamber | 23 mm |
- secondary chamber | 29 mm |
Diffuser diameter: | |
- primary chamber | 29 mm |
- secondary chamber | 34 mm |
Main fuel jet: | |
- primary chamber | X 110 |
- secondary chamber | X 135 |
Main air jet: | |
- primary chamber | 92,5 |
- secondary chamber | 70 |
Idle jet | X 50 |
Idle air jet | 5 |
Needle valve level | 2.5 mm |
Upper float position | 26.5 – 28.5mm |
Idle speed | 700 – 800 rpm |
CO content at idle speed: | |
– cars without catalyst | 1,0 – 1,5 % |
- cars with a catalytic converter | Less than 0.5% |
Fuel
Minimum octane rating: | |
– models with Pierburg 2E-E carburetor: | |
• cars without catalyst (rUF engine) | 95 RON unleaded or 98 RON leaded |
• vehicles with a catalytic converter | 95 RON unleaded |
– models with Stromberg 175 CDT carburetor | Unleaded or 98 RON leaded |
Tightening moments
Fuel tank mounting nuts | 20 Nm |
Fuel level sensor mounting nuts | 40 Nm |