Question

Which of the following is the proper measurement of the connecting rod length?

(a) Length of shank

(b) Length between the small end and big end axis

(c) Length between the small end and the length of the shank

(d) Length between the big end and the length of the shank

The question was asked in a national level competition.

I'm obligated to ask this question of Engine Components topic in portion Basic Engine Components of Automotive Engine Design

Answer 1

The correct choice is (b) Length between the small end and big end axis

To explain: The length of the connecting rod is the length from the small end axis and the big end cap axis of the connecting rod. This length also contains the shank length in it thus the length of the connecting rod is calculated.