| 摘要 |
PROBLEM TO BE SOLVED: To provide a small sized engine provided with a mounting structure of a cylinder not increasing manhour without impairing a cooling ability of the cylinder. SOLUTION: In the small sized engine, a cylinder 1 and a crank case 14 are tightened by a plurality of tightening bolts 25 disposed at a lower outer periphery. At least one of the plurality of tightening bolts 25 is inclined to an axis O of the cylinder and a head part 25a of the bolt is directed to a direction leaving from the axis O of the cylinder. COPYRIGHT: (C)2003,JPO
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