Main bearing cap mounting structure of engine

摘要

The present invention relates to a main bearing cap mounting structure of an engine, in which a main bearing cap (2) is provided with a bolt (3) inserted upward from both sides of a lower surface thereof, as well as a bolt (5) inserted from a skirt portion The lower end of the bolt 3 is mounted on the cylinder block 1 so that the entire main bearing cap 2 can be evenly deformed in accordance with the thermal expansion of the cylinder block 1, The damage is prevented.