Aerio L4-2.3L (2006)
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Connecting rod bearing general information:
Service connecting rod bearings are available in standard size and 0.25 mm (0.0098 inch) undersize, and standard size bearing has 5 kinds of
bearings differing in tolerance. For identification of undersize bearing, it is painted red at the position as indicated in the figure, undersize bearing
thickness is 1.605 - 1.615 mm (0.0632 - 0.0635 inch) at the center of it.
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Connecting rod bearing visual inspection:
Inspect bearing shells for signs of fusion, pitting, burn or flaking and observe contact pattern. Bearing shells found in defective condition must be
replaced.
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Connecting rod bearing clearance:
a. Before checking bearing clearance, clean bearing and crank pin.
b. Install bearing in connecting rod and bearing cap.
c. Place a piece of gauging plastic (1) to full width of crank pin as contacted by bearing (parallel to crankshaft), avoiding oil hole.
