| 摘要 |
<p>An automotive internal combustion engine (10) comprises a cylinder head (20) having at its bottom surface (SZ) with two oppositely disposed projections (26A,26B) which extend along the length of the cylinder head, and a cylinder block (12) without an upper block deck, having two water jacket walls (14A,14B) which oppositely disposed to interpose therebetween a plurality of cylinder sections (16), the upper end part (E) of the cylinder block (12) fitting in between the two projections (26A,26B) of the cylinder head (20), thereby effectively preventing the cylinder block upper end part from vibrating.</p> |
