The prevention In some engines of the early period of release in a head of the block of cylinders bolts of old type, i.e. with шестигранной a head are used. In case of assemblage of knot a sleeve of the cylinder-piston of new type (cut on sleeves of cylinders) in the engine of the early period of release (without cut on sleeves of cylinders) it is necessary to replace following details necessarily: bolts of a head of the block of cylinders (Torx N55), washers under these bolts and the modified lining of a head. It is necessary to observe also a method of a tightening of a head of the block of the cylinders, specific to bolts Torx.
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