Operation CHARM: Car repair manuals for everyone.

Connecting Rod Bearing

Connecting Rod Radial Clearance [1]:
New 0.01-0.06 mm (0.0004-0.0024 in.)
Wear limit 0.12 mm (0.0047 in.)
Connecting Rod Axial Clearance [2]:
New 0.05-0.31 mm (0.0020-0.0122 in.)
Wear limit 0.37 mm (0.0145 in.)
Checking Torque 30 Nm (22 ft lb)

Connecting Rod Journal Diameters [3]:
Basic dimension:
Connecting rod 47.80 mm (1.8819 in.)
1st undersize (0.25 mm)
Connecting rod 47.55 mm (1.8720 in.)
2nd undersize (0.50 mm)
Connecting rod 47.30 mm (1.8622 in.)
3rd undersize (0.75 mm)
Connecting rod 47.05 mm (1.8524 in.)
Tolerance limits -0.022 mm to -0.042 mm (-0.00087 to -0.00165 in.)



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[1]: When checking radial clearance, lubricate the contact surface of the nut before tightening. When checking, tighten the nut to 30 Nm (22 ft lb).
[2]: If connecting rod radial clearance is excessive, the crankshaft connecting rod journals should be checked. If the crankshaft journal diameters are within specifications, recheck radial clearance using new bearing shells.
[3]: The journal diameters given are nominal diameters and not actual measured dimensions.