BMW S58, Руководство пользователя

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S58�Engine
4.�Engine�Mechanical
18
S58�engine,�cylinder�head
The�cylinder�head�of�the�S58�engine�has�been�redesigned�with�regard�to�coolant�duct�routing.
Thus,�the�S58�engine�does�not�feature�the�split-cooling�concept�used�on�the�B58TU�engine.
In�addition,�the�mountings�for�the�two�high-pressure�pumps�on�the�cylinder�head�have�been�adapted.
4.1.5.�Cylinder�head�cover
Design
The�cylinder�head�cover�is�a�new�part�on�the�S58�engine.�As�distinct�from�the�cylinder�head�cover�of
the�B58TU�engine,�the�mounts�for�the�two�high�pressure�pumps�are�machined�into�the�cylinder�head
cover�of�the�S58�engine.
All�the�components�for�crankcase�ventilation�and�the�blow-by�ducts�are�also�integrated�in�the�cylinder
head�cover.�The�integrated�valves�ensure�that�the�blow-by�gases�are�reliably�fed�into�the�intake�air.
The�S58�engine�is�equipped�with�a�positively�controlled�crankcase�ventilation�system.