Engine Specifications - Maserati GRANTURISMO MC Service Manual

MASERATI GRANTURISMO MC TROFEO/GT4
6. Engine
6.1. Engine specification
Engine Spec:
Engine code: M145
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Engine type: V8 90°
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Displacement: 4692 cc
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4 valves per cylinder.
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Wet sump / One Volumetric oil pump.
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1 throttle, drive by wire control.
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8 BOSCH injectors, 8 coils, multi-phased injection & ignition.
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Otpimum upshift rpm :
Gear shift at 7200 RPM in all gears.
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7000 rpm, optimum rpm in VI gear continuously.
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Rev limiter at 7600 RPM in all gears.
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Gear shifting recommended at the first RED light.
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Cooling system:
Demineralised water (with pH >6.0) +20% glycol – quantity approx. 12.5 liters from
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a completely empty car and engine. Max level mark on water tank.
Thermostat @ 86°C available for cold or night events.
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Lubricating system:
Oil type: see Table in 4 Fluids & lubricants.
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Minimum oil level in engine sump: 10 liters
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Maximum oil level in engine sump: 11.5 liters
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Total oil capacity from empty engine: 14.2 liters to have 11.5 liters in engine wet
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sump.
For further details see below the oil level check procedure.
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Exhaust system:
One collector of 4 into 1, double exhaust manifolds - separate tubes - rigid assembly
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– rubber mountings on chassis.
Temperatures (T1 = top speed straight line ) given for step 1 engine :
Max temp. cooling fluid: 96°C in T1, 98°C max during a lap. Optimum 88 ÷ 91°C.
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Ver 1.0 2/16
SERVICE MANUAL
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