compression ratio Alfa Romeo 4C 2021 Instructieboek (in Dutch)
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TECHNICAL DATA
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GENERAL INFORMATION1750 Turbo Petrol
Code type                                                                                                                                                                                                           960A1000
Cycle                                                                                                                                                                                                                              Otto
Number of cylinders and position                                                                                                                                                         4 in line
Piston diameter and stroke (mm)                                                                                                                                                       83 x 80.5
Total capacity (cm³)                                                                                                                                                                                          1742
Compression ratio                                                                                                                                                                                       9.25 ± 0.25
Maximum power (EEC) (kW)                                                                                                                                                                      177 (*)
Maximum power (EEC) (HP)                                                                                                                                                                          240
- corresponding engine speed (rpm)                                                                                                                                                      6000
Maximum torque (EEC) Nm                                                                                                                                                                        350 (*)
Maximum torque (EEC) (kgm)                                                                                                                                                                     35.7
- corresponding engine speed (rpm)                                                                                                                                             2100 - 4000
Spark plugs                                                                                                                                                                                                NGK ILKAR7D6G
Fuel                                                                                                                                                               Unleaded petrol 98 RON or 95 RON (EN 228 specifications)
(*) Values obtained using 98 RON unleaded petrol.
ENGINE 
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SPIDER
144
PERFORMANCE
Top speed (km/h)Acceleration from 0-100 km/h (sec.)
1750 Turbo Petrol                                                                                                                               257                                                                                                             4.5
Versions
GENERAL INFORMATION1750 Turbo Petrol
Type code                                                                                                                                                                                                            960A100
Cycle                                                                                                                                                                                                                              Otto
Number of cylinders and position                                                                                                                                                         4 in line
Piston diameter and stroke (mm)                                                                                                                                                       83 x 80.5
Total capacity (cm³)                                                                                                                                                                                          1742
Compression ratio                                                                                                                                                                                       9.25 ± 0.25
Maximum power (EEC) (kW)                                                                                                                                                                      177 (*)
Maximum power (EEC) (HP)                                                                                                                                                                          240
- corresponding engine speed (rpm)                                                                                                                                                      6000
Maximum torque (EEC) Nm                                                                                                                                                                        350 (*)
Maximum torque (EEC) (kgm)                                                                                                                                                                     35.7
- corresponding engine speed (rpm)                                                                                                                                             2100 - 4000
Spark plugs                                                                                                                                                                                                NGK ILKAR7D6G
Fuel                                                                                                                                                               Unleaded petrol 98 RON or 95 RON (EN 228 specifications)
(*) Values obtained using 98 RON unleaded petrol.
ENGINE