Connecting Rod Bearing: Application and ID

CAUTION: If the codes are indecipherable because of an accumulation of dirt and dust, do not scrub them with a wire brush or driver. Clean them only with washing oil or detergent.

Rod Journal Code Locations:

Typical Rod Bearing Design:

Bearing Code Chart:

ROD JOURNAL CODE LOCATIONS (NUMBERS OR BARS)
Numbers or Bars have been stamped on the side of each connecting rod as a code for the size of the big end. Use it, and the letters or bars stamped on the crank (codes for rod journal size), to choose the correct bearings.

Rod Journal Code Locations:

Rod Journal Code Locations:

ROD JOURNAL CODE LOCATIONS (LETTERS OR BARS)
The rod journal codes are stamped in one of the above locations.