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Home >> Acura >> 2009 >> MDX V6-3.7L >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Cylinder Block Assembly >> Specifications >> Tightening Torques and Sequences

Tightening Torques and Sequences

Main bearing





Tighten the bearing cap bolts, and then the bearing cap side bolts to the specified torque in the sequence as shown. Repeat the torque sequence again to asure the bolts are properly torqued


Crankshaft bearing size codes

Crankshaft Bore Code Location






Main journal code locations (numbers or bars)






Bearing table






Connecting rod

1st 20 N-m (2.0 kgf-m, 14 ft lb)
2nd 90 °


Connecting rod bolt usabillity

Point A - Point B = Difference in Diameter






Difference in Diameter





If the difference in diameter is out of tolerance, replace the connecting rod bolt.


Connecting rod bearing size codes

Connecting rod end code locations






Connecting rod journal code locations






Bearing table






Crankshaft pulley
1st 64 N-m (6.5 kgf-m, 47 ft lb)
2nd 60 °


Drive Plate
Torque 74 Nm (7.5 kgf-m, 54 ft lb)
Tighten in a crisscross pattern in two or more steps


Oil pump
Torque 12 Nm (1.2 kgf-m, 8.8 ft lb)


Water pump
Torque 12 Nm (1.2 kgf-m, 8.8 ft lb)