Fiat 127 Internet Fan Club (http://fiat127.okruhy.cz) Fiat 127 - 1050
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Air correction jet 0.0728 in (1.85 mm)
Slow running jet 0.0177 in (0.45 mm)
Emulsion tube type F74
Accelerator pump jet 0.0157 in (0.40 mm)
Needle valve seat 0.0591 in (1.50 mm)
Accelerator pump output (10 strokes) 2 to 3 cm
3
Cold starting device Automatic choke
Float level 1.4016 to 1.4213 in (35.6 to 36. 1 mm)
CO level 2.5%
Solex C32 TDI/4 carburettor (C, L and CL models)
Venturi diameter 0.8465 in (21.5 mm)
Main jet 0.0453 in (1.15 mm)
Air correction jet 0.0768 in (1.95 mm)
Slow running jet 0.0177 in (0.45 mm)
Emulsion tube type 71
Accelerator pump jet 0.0177 in (0.45 mm)
Needle valve seat 0.0630 in (1.60 mm)
Accelerator pump output I10 strokes) 3 to 5 cm
3
Cold starting device Automatic choke
Float level 0.8661 to 0.9449 in (22.0 to 24. 0 mm)
CO level 2.5%
Weber 34 DMTR 47/250 carburettor (Sport models) Primary venturi Secondary venturi
Venturi diameter 0.8661 in (22.0 mm) 0.9449 in (24.0 mm)
Main jet 0.0421 in (1.07 mm) 0.0500 in (1. 27 mm)
Air correction jet 0.0728 in (1.85 mm) 0.086 6 in (2.20 mm)
Slow running jet 0.0177 in (0.45 mm) 0.0276 in (0. 70 mm)
Slow running air bleed 0.0413 in (1.05 mm) 0.027 6 in (0.70 mm)
Accelerator pump jet 0.0157 in (0.40 mm) ---
Needle valve seat 0.0689 in (1.75 mm)
Accelerator pump output (10 strokes) 8.55 cm
3
Cold starting device Manually operated strangler ch oke
Float level 0.2657 to 0.2854 in (6.75 to 7.25 mm)
Fuel pump
Output 75 litres/hr (16.5 gal/hr)
Actuating lever stroke (C, L and CL) 2.4 to 2.6 mm (0.0949 to 0.1024 in)
Actuating lever stroke (Sport) 2.4 to 2.9 mm (0.09 49 to 0.1142 in)
Delivery pressure at 4000 engine rpm 0.17 kgf/cm2 (2.55 Ibf/in2)
and fuel temp 30°C (86°F)
lgnition system
Distributor
Type and code Magneti Marelli S155HX
Automatic centrifugal advance 25° ± 2° at 4500 rpm
Condenser capacity (50 to 1000 Hz) 0.20 to 0.25 µF
Clutch
Lining outer diameter 181.5 mm (7.146 in)
Lining inner diameter 127.0 mm (5.0 in)
