Patent ID: 6971363

Claim:
An engine comprising a belt transmission device ( 2 ) which interlockingly operates a cooling fan ( 1 ) and a timing transmission device ( 4 ) which interlockingly actuates a fuel injection pump ( 3 ), wherein the belt transmission device ( 2 ) and the timing transmission device ( 4 ) are dividedly arranged at a front end and a rear end of a cylinder block ( 6 ), respectively, and the fuel injection pump ( 3 ) is disposed on one horizontal side of the cylinder block ( 6 ), a belt tensioner ( 7 ) of the belt transmission device ( 2 ) being arranged in front of the fuel injection pump ( 3 ), an oil cooler ( 9 ) and a starter motor ( 5 ) are dividedly disposed in a front and rear direction on one horizontal side of a mid portion ( 6 b ) of the cylinder block ( 6 ) in a vertical direction.