WARNING: This page is about a different car, the 2013 Volkswagen Beetle and 2012 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Dimension -A- Must Be Same At Left And Right
Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.
-- Place the bearing shells centrally into the connecting rod and connecting rod bearing cap.
Dimension -a- must be the same on the left and right sides.