RL V6-3.7L (2009)
5. Check the top of the engine block for warpage. Measure along the edges and across the center as shown.
Engine Block Warpage
6. Calculate the difference between cylinder bore diameter and piston diameter. If the clearance is near or exceeds the service limit, inspect the piston
and cylinder bore for excessive wear.
Piston-to-Cylinder Bore Clearance