•  A steel connecting rod with high rigidity has been adopted.

•  The connecting rod bolts are plastic region tightening bolts to be tightened in two steps to insure tightening stability.

•  A copper alloy connecting rod bearing has been adopted.

•  A connecting rod bearing with positioning tabs has been adopted to improve accuracy in installation.

•  The connecting rod bearings can be selected from three types including the standard, 0.25 mm {0.0098 in} over-size and 0.50 mm {0.020 in} over-size.