Maserati Quattroporte Automatic - Technical Specifications; Injection - Ignition

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Technical specifications
225
Technical specifications
Engine
General
Version
Quattroporte
Version
Quattroporte S
Type code M139 A M139 R
Cycle Otto Otto
Cylinder number and position 8 - 90° V 8 - 90° V
Number of valves per cylinder 4 4
Bore and stroke mm 92x79.8 94x84.5
Total displacement cm
3
4,244 4,691
Compression ratio 11.058±0.2:1 11.02
Maximum power (EC) kW
HP
295
400
317
430
corresponding RPM RPM 7,100 7,000
Maximum torque (EC) Nm
kgm
452
46
490
50
corresponding RPM RPM 4,750 4,750
Injection – Ignition
The ignition and injection system is
controlled by a single microprocessor
ECU. This enhances engine
performance, improving vehicle
handling, and reduces fuel
consumption, by optimising engine
performance with partial loads.
Injection
Version Quattroporte
– Type Bosch Motronic ME7.1.1.
Version Quattroporte S
– Type Bosch Motronic ME9.1.1.
Ignition
– Static ignition
– Ignition sequence: 1-8-6-2-7-3-4-5
– Ignition coil: ELDOR
Version Quattroporte
– Spark plugs: NGK PMR8B.
Version Quattroporte S
– Spark plugs: NGK PMR8C-H.
Battery
– FIAMM 12V 100 Ah 850A
M139_UM_ing.book Page 225 Friday, September 5, 2008 8:19 AM