Connecting Rod, Engine

Connecting Rod

Tightening Torque 20 N.m (2.0 kgf-m, 15 lbf-ft) + 90°

Each connecting rod falls into one of four tolerance ranges from 0 to 0.024 mm (0.0009 in.), in 0.006 mm (0.0002 in.) increments, depending on the size of its big end bore.
It's then stamped with a number or bar (1, 2, 3, or 4/I, II, III, or IIII) indicating the range. You may find any combination of 1, 2, 3, or 4/I, II, III, or IIII in any engine.

Normal bore size 58.0 mm (2.28 in.)
Small-end bore size 21.970 -21.976 mm (0.8650 - 0.8652 in.)