Rio5 L4-1.6L (2006)
Cylinder block crankshaft journal bore mark location
Letters have been stamped on the end of the block as a mark for the size of each of the 5 main journal bores.
Use them, and the numbers or letters stamped on the crank (marks for main journal size), to choose the correct bearings.
IDENTIFICATION OF CYLINDER BLOCK CRANKSHAFT JOURNAL BORE
CRANKSHAFT MAIN JOURNAL MARK LOCATION