Mitsubishi 1993 3000GT, Technical Information Manual

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Cam sprocket
Crank sprocket
Crankshaft
Vane
7EN0481
ENGINE -
Base Engine
1-5
CRANK ANGLE SENSOR AND CAM POSITION SENSOR
An ultra-small crank angle sensor and cam position a large space saving and to provide improved
sensor have been positioned inside the crankshaft crank angle detection precision.
sprocket and camshaft sprocket respectively to realize
Na
7EN0482
Caution on handling the metallic sodium-filled exhaust valve.
Because metallic sodium reacts violently when it For specific details, refer to the Engine Workshop
comes into contact with water or moisture to gener- Manual.)
ate hydrogen gas, there is a danger that explosion or
fire may occur, so it should be treated with caution.
CRANKSHAFT
A steel crankshaft has been adopted in order to cope
with the increased engine output and to provide
reduced noise and reduced vibration.
EXHAUST VALVE (VEHICLES FOR EUROPE ONLY)
Lightweight sodium-filled vacuum valves have been been improved, and improvements have been real-
developed for use as the exhaust valve to improve ized in anti-knock characteristics and fuel consump-
valve follow in high-speed ranges. At the same time, tion efficiency at high speeds.
the cooling performance of the exhaust valve has