安装凸轮轴正时齿轮之间的短导轨。
Fit the short guide rails between the camshaft timing gears .
有关详细信息，请参见拆卸和安装凸轮轴正时齿轮-“安装”章节。
For details see removing and installing camshaft timing gear-chapter on " installing " .
凸轮轴正时齿轮