Length [mm]: 42.93

Cylinder diameter [mm]: 83.5

Bolt diameter [mm]: 21

Supplementary Article / Supplementary Information 2: for trapezoidal connecting rod

Degree of compression (compression) [mm]: 25.43

Concavity diameter [mm]: 60.88

Bolt length [mm]: 45.5

Depth of concavity 1 [mm]: 1.13

Piston deepening depth [cc]: 4.14