The main bearing journals fit into the cylinder block and the big end journals align with the connecting rods. 主要轴承曲颈安装在气缸体和与连杆大头末端匹配的曲颈上。
The front cover exactly matches this shape and also has a raised circular area that fits into a matching countersunk area of the block in front of the main bearing. 封面完全匹配这个形状和也提出了圆形区域，可以成为一个匹配埋头面积块前面的主轴承。
