ENGINE
Fully built FIAT Coupé 16V Turbo unit
- Displacement: 1995ccm
- Bore: 84mm
- Stroke: 90mm
- Cilinders: L4
- Firing order: 1-3-4-2
- Distribution: by belt, DOHC
- Rotation: right
SENSORS
Crankshaft (Trigger 1):
- pulley(Crank): 4 teeth
- sensor type: VR (Magneti Marelli SEN 8D - 700 Ohm)
Camshaft (Trigger 2):
- pulley: 2 teeth
- sensor type: HALL
Throttle position sensor (TPS):
- Marelli PF09
Coolant temperature sensor (CLT / ECT):
- type: negative temperature NTC resistance:
- -10°C = 16,60 kOhm
- +20°C : 3,75 kOhm
- +25°C : 3,00 kOhm (normally NTC-s are specified at 25C)
- +80°C : 0,38 kOhm
- voltage: 5V
Intake Air Temperature sensor (IAT / MAT):
- type: negative temperature NTC resistance:
- -10°C = 16,60 kOhm
- +20°C : 3,75 kOhm
- +25°C : 3,00 kOhm (normally NTC-s are specified at 25C)
- +80°C : 0,38 kOhm
- voltage: 5V
Manifold Absolute Pressure sensor (MAP):
- Marelli APS05/01
- Pressure range: 17-308 kPa
- Voltage: 5V
Knock sensor:
- Magneti Marelli SEN 14B
Lambda sensor (O2):
- type: Bosch LSU 4.9
Exhaust Gas Temperature sensor (EGT):
- type: K-Thermocouple
- diameter: 5mm
IGNITION
Wasted spark with 2 coils at the moment, full sequential with 4 COP in the future
Coils: Marelli BAE 800B
- Primary coil resistance: 0,54 Ohm
- Secondary coil resistance: 7500 Ohm
Originally driven by 2x Marelli BKL3B ignition amplifiers, now directly managed by VEMS through its 12v drive channels.
Spark plugs: NGK
INJECTION
Injectors: RC Engineering SH4-750
- Flow Rate - CC's: 750 CC's / MIN @ 43.5 PSI
- Resistance: 12.5 Ohms @ 68 F
- Voltage: 8-15 Volts, nominal 13.5 Volts
- Amperage: 1.0 Amps
- Pressure: Min 30 PSIG / Max 70 PSIG
Fuel pump: Bosch 0 580 254 044
- Fuel pressure: 3-5 Bar
BOOST CONTROL
MAC35 valve
IDLE CONTROL
OE ISCV (PWM @ 80Hz)