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Home >> Jeep >> 2011 >> Wrangler Sahara, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 3.8L Engine (Service Information) >> Specifications >> Torque Specifications

Torque Specifications

DESCRIPTION  N.m  Ft. Lbs.  In. Lbs. 
Camshaft Sprocket - Bolt 54 40 -
Camshaft Thrust Plate - Bolts 12 - 105
Cracked Connecting Rod Cap - Bolts Refer to ROD, PISTON AND CONNECTING, INSTALLATION .
Crankshaft Main Bearing Cap - Bolts 41 + 1/4 turn 30 + 1/4 turn -
Crankshaft Main Bearing Cap Cross Bolts (3.8L) 61 45 -
Crankshaft Oil Seal Retainer Rear - Bolts 12 - 105
Crankshaft Damper - Bolt 54 40 -
Cylinder Block Drain Plugs 20 15 -
Cylinder Head - Bolts Refer to CYLINDER HEAD, INSTALLATION .
Cylinder Head Cover - Bolts 12 - 105
Flex Plate to Crankshaft 88 65 -
Engine Mounting Refer to ENGINE MOUNTING 
Exhaust Manifold - Bolts 23 - 200
Intake Manifold - Lower - Bolts 23 - 200
Intake Manifold - Lower Gasket Retainer - Bolts 12 - 105
Intake Manifold Upper - Bolts 12 - 105
Lifter Yoke Retainer - Bolts 12 - 105
Oil Filter Attaching Fitting 54 40 -
Oil Cooler Attaching Fitting 27 20 -
Oil Filter 20 15 -
Oil Filter Adapter - Bolts 28 - 250
Oil Gallery Plug 27 20 -
Oil Pan - Bolts 12 - 105
Oil Pan Drain Plug 27 20 -
Oil Pressure Switch 23 - 200
Oil Pump Cover Plate - Screws 12 - 105
Oil Pump Pick-up Tube - Bolt 28 - 250
Oil Dipstick Housing - Bolts 48 35 -
Rocker Arm Shaft - Bolts 23 - 200
Spark Plug 16 12 -
Thermostat Housing 12 - 105
Timing Chain Case Cover      
- M8 Bolt 27 20 -
- M10 Bolt 54 40 -
Water Pump - Bolts 12 - 105
Water Pump Pulley - Bolts 28 - 250