Patent ID: 6526933
Filing Date: 2003-03-04
Classification: F02B,F02F,F02M,Y02T

Abstract:
A multi-cylinder internal combustion engine comprising:a cylinder head attached to a top of a cylinder block in which a plurality of cylinders are formed; a cylinder-head cover attached to a top of said cylinder head; an intake manifold having a plurality of branch pipes connected to one side of said cylinder head and curved on said one side of said cylinder head so as to allow said intake manifold to extend to directly above said cylinder-head cover; a valve train chamber formed by said cylinder head and said cylinder-head cover; spark plugs and fuel injectors respectively incorporated in said cylinder head; ignition coils respectively provided above said spark plugs, wherein said spark plugs are disposed outside said valve train chamber on a side of said valve train chamber where curved portions of said plurality of branch pipes are disposed, and further wherein said fuel injectors and said ignition coils are disposed between said valve train chamber and said curved portions of said plurality of branch pipes in a direction normal to axes of said cylinders as viewed from a direction in which said cylinders are arranged.