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2. Fixed parts
2.1 Engine block
The engine block, also known as the crankcase, is the engine's main component (figure 2 ).
Its main functions are as follows:
contain cylinders ;
support crankshaft, cylinder head, accessories... ;
as a carrier for lubricating oil;
serve as a support for cooling water (if such a cooling system is used).
To perform these functions, the engine block must :
be rigid (otherwise risk of noise, sealing problems or mechanical losses);...
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Fixed parts