Free Shipping on Orders Over $75. Details

Talk to an Enthusiast
1-877-870-8556
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $6,000 In Store Credit Enter Now

Jeep Wrangler JK Engine Torque Specs

Written By:

Contents
  1. A/C System Torque Specs
  2. 3.8L Engine Torque Specs
  3. 2.8L Engine Torque Specs
Shop Wrangler JK Engine Parts

 

Shop Engine Parts

A/C System Torque Specs

These torque specs cover all of the important components of your Wrangler’s A/C System. For most of the screws they can simply be snugged up with your screwdriver.

Description

Specification

  

A/C Expansion Valve Nut

17 ft-lbs

  

A/C Compressor Bolts

21 ft-lbs

  

A/C Compressor Clutch Field Coil Screws

44 in-lbs

  

A/C Compressor Shaft Bolt

177 in-lbs

  

A/C Compressor Field Coil Connector Bracket Screw

38 in-lbs

  

A/C Condenser To Radiator Bolts

45 in-lbs

  

A/C Heater Control Screws

17 in-lbs

  

Air Inlet Housing To Instrument Panel Support Bolts

35 in-lbs

  

Blend Door Lever Screw

5 in-lbs

  

Discharge Line To Condenser Nut

17 ft-lbs

  

Discharge Line To Compressor Nut

17 ft-lbs

  

Expansion Valve Bolts

97 in-lbs

  

HVAC Housing To Instrument Panel Support Bolts

35 in-lbs

  

Liquid Line To Condenser Nut

17 ft-lbs

  

Mode Door Cam Screw

5 in-lbs

  

Receiver/Drier To Condenser Bolt

16 ft-lbs

  

Suction Line To Compressor Nut

17 ft-lbs

  

Suction and Liquid Lines To Expansion Valve Nut

70 in-lbs

  

3.8L Engine Torque Specs

If you are rebuilding your engine or simply changing your oil, the torque specs for your 3.8L engine are all in this table.For quick reference the oil pan drain plug should be tightened to 20 ft-lbs.

Description

Specification

  

Camshaft Sprocket Bolt

40 ft-lbs

  

Camshaft Thrust Plate Bolts

105 in-lbs

  

Forged Connecting Rod Cap Nuts

40 ft-lbs 90 Degrees

  

Crankshaft Main Bearing Cap Bolts

30 ft-lbs 90 Degrees

  

Crankshaft Main Bearing Cap Cross Bolts

45 ft-lbs

  

Crankshaft Oil Seal Retainer Rear Bolts

105 in-lbs

  

Crankshaft Damper Bolt

40 ft-lbs

  

Cylinder Block Drain Plugs

15 ft-lbs

  

Cylinder Head Cover Bolts

105 in-lbs

  

Flex Plate To Crankshaft

65 ft-lbs

  

Exhaust Manifold Bolts

200 in-lbs

  

Intake Manifold Lower Bolts

200 in-lbs

  

Intake Manifold Lower Gasket Retainer Bolts

105 in-lbs

  

Intake Manifold Upper Bolts

105 in-lbs

  

Lifter Yoke Retainer Bolts

105 in-lbs

  

Oil Filter Attaching Fitting

40 ft-lbs

  

Oil Cooler Attaching Fitting

20 ft-lbs

  

Oil Filter

15 ft-lbs

  

Oil Filter Adapter Bolts

250 in-lbs

  

Oil Gallery Plug

20 ft-lbs

  

Oil Pan Bolts

105 in-lbs

  

Oil Pan Drain Plug

20 ft-lbs

  

Oil Pressure Switch

200 in-lbs

  

Oil Pump Cover Plate Screws

105 in-lbs

  

Oil Pump Pick-Up Tube Bolt

250 in-lbs

  

Oil Dipstick Housing Bolts

35 ft-lbs

  

Rocker Arm Shaft Bolts

200 in-lbs

  

Spark Plug

12 ft-lbs

  

Thermostat Housing

105 in-lbs

  

Timing Chain M8 Bolt

20 ft-lbs

  

Timing Chain M10 Bolt

40 ft-lbs

  

Water Pump Bolts

105 in-lbs

  

Water Pump Pulley Bolts

250 in-lbs

  

Accelerator Pedal Bracket Mounting

105 in-lbs

  

Crankshaft Position Sensor - 3.8L

21 ft-lbs

  

Camshaft Position Sensor - 3.8L

106 in-lbs

  

Fuel Filler Hose Clamp at Tank

30 in-lbs

  

Fuel Filler Housing To Body Screws

17 in-lbs

  

Fuel Rail Mounting Bolts - 3.8L

17 ft-lbs

  

Fuel Tank Mounting Straps

30 ft-lbs

  

Throttle Body Mounting Bolts - 3.8L

5.5 ft-lbs

Oxygen Sensors

30 ft-lbs

2.8L Engine Torque Specs

If you are rebuilding your engine or simply changing your oil, the torque specs for your 2.8L engine are all in this table. For quick reference: The oil drain plug should be tightened to 40 ft-lbs.

Description

Specification

  

Lower Oil Pan

12 ft-lbs

  

Upper Oil Pan M6 Bolt

12 ft-lbs

  

Upper Oil Pan M8 Bolt

23 ft-lbs

  

Oil Pickup Tube

12 ft-lbs

  

Oil Drain Plug

40 ft-lbs

  

Balance Shaft

23 ft-lbs

  

Dipstick Tube (Sump)

8 ft-lbs

  

Dipstick Tube (Block)

24 ft-lbs

  

Oil Cooler Coolant Line

12 ft-lbs

  

Transmission Adapter Bolts (Hex Head)

12 ft-lbs

  

Transmission Adapter Bolts (Allen Head)

57 ft-lbs

  

Oil Jet

8 ft-lbs

  

Engine Mount Bolts

9 ft-lbs

  

Oil Filter Cap

221 in-lbs

  

Oil Pressure Sensor

10 ft-lbs

  

Air Temp/Pressure Sensor

9 ft-lbs

  

Cylinder Head Cover

8 ft-lbs

  

Vacuum Tube

8 ft-lbs

  

Fuel Rail

18 ft-lbs

  

Fuel Injector Lines At The Injector

20 ft-lbs

  

Fuel Injector Lines At The Fuel Rail

15 ft-lbs

  

High Pressure Fuel Feed Line at the Fuel Rail

15 ft-lbs

  

High Pressure Fuel Feed Line at the High Pressure Pump

20 ft-lbs

  

High Pressure Fuel Line Bracket Bolt

11 ft-lbs

  

Fuel Injector

24 ft-lbs

  

Glow Plugs

10 ft-lbs

  

EGR Throttle Assembly

8 ft-lbs

  

Exhaust Manifold

29 ft-lbs

  

Camshaft Sprocket

47 ft-lbs

  

Camshaft Cap

8 ft-lbs

  

Front Camshaft Journal

8 ft-lbs

  

Intake Manifold

19 ft-lbs

  

Outer Front Cover (Upper)

8 ft-lbs

  

Outer Front Cover (Lower)

8 ft-lbs

  

Inner Front Cover

8 ft-lbs

  

Front Cover

12 ft-lbs

  

Crankshaft Sprocket

74 ft-lbs 75 Degrees

  

Crankshaft Pulley

23 ft-lbs

  

Front Engine Lifting Bracket

33 ft-lbs

  

Accessory Drive Idler Pulley

33 ft-lbs

  

CMP Sensor

8 ft-lbs

  

Water Pump

23 ft-lbs

  

Timing Belt Tensioner

15 ft-lbs

  

Rear Cover

10 ft-lbs

  

Rear Lifting Bracket

33 ft-lbs

  

Crankshaft Sensor

8 ft-lbs

  

CKP Cover Plate

11 ft-lbs

  

Trans Adapter Plate Allen Bolts

58 ft-lbs

  

Trans Adapter Plate Hex Bolts

33 ft-lbs

  

Power Steering Pump Pulley

24 ft-lbs

  

Power Steering Pump

24 ft-lbs

  

Generator

24 ft-lbs

  

Generator Bracket

33 ft-lbs

  

A/C Compressor

23 ft-lbs

  

A/C Compressor Bracket

33 ft-lbs

  

Turbocharger

23 ft-lbs

  

Turbocharger Oil Feed Line At The Turbocharger

18 ft-lbs

  

Turbocharger Oil Feed Line At The Engine Block

23 ft-lbs

  

Turbocharger Oil Return Line

11 ft-lbs

  

Turbocharger Brace

23 ft-lbs

  

Turbocharger Adapter (Oil Feed Line To Engine Block Connection)

40 ft-lbs

  

EGR Valve

11 ft-lbs

  

EGR Cooler

11 ft-lbs

  

High Pressure Fuel Pump

18 ft-lbs

  

High Pressure Fuel Pump Sprocket.

65 ft-lbs

  

Oil Cooler Housing

23 ft-lbs

  

Oil Cooler Feed Line

8 ft-lbs

  

Crossmember To Sill Bolts

31 ft-lbs

  

Crossmember To Transmission Mount Nuts

16 ft-lbs

  

Exhaust Manifold To Engine Bolts 6&7

23 ft-lbs

  

Exhaust Manifold To Engine Bolts 1,2,3,4,5,8,9,10,11

24 ft-lbs

  

Catalytic Converter To Turbocharger Nuts

19 ft-lbs

  

DPF To Catalytic Converter Bolt

24 ft-lbs

  

DPF To Muffler Bolts

24 ft-lbs

  

Clamp, Tailpipe To Rear Tailpipe Hanger

20 ft-lbs

  

Oxygen Sensors

20 ft-lbs

  

Heat Shields

33 ft-lbs

  

Front Bumper Support Bolts

66.5 ft-lbs

  

Fuel Tank Skid Plate To Crossmember Bolts

73 ft-lbs

  

Rear Bumper Support Bolts

18.5 ft-lbs

  

Rear Bumper Support Bracket To Frame Bolts

40.5 ft-lbs

  

Trailer Hitch/Rear Tow Hook Bolts

60 ft-lbs

  

Transfer Case Skid Plate Crossmember Bolts

48 ft-lbs

  

Transfer Case Skid Plate Support Bracket Bolts

48 ft-lbs

  

Transmission Crossmember Bolts

90 ft-lbs

  

Transmission Skid Plate Support Crossmember Bolts

48 ft-lbs

  

Transmission Skid Plate To Crossmember Bolt

48 ft-lbs

  

Community Support

Word On The Trail

Love the fitment note that directs you to whether the part fits, and this is the best confirmation screen with pics of what you ordered, confirmation that its in stock, shipping address, etc. Super easy to use.

leisnerracing77
Previous Slide Next Slide

Meet Our Team

Liz F
Liz F, 2013 Jeep Wrangler JK Quality and Training Analyst
I have always loved the outdoors and with my camping experiences, it brought me into the Jeep world. It has always been a dream to own a Wrangler of my own and recently I was able to acquire one of my own! We’ve already been off roading and camping, and each time I come up with a new mod to do when ...
Previous Slide Next Slide SEE ALL PROFILES