What are torque specs for Jeep head bolts?

Head bolts hold the engine head onto the engine block and resist the force of engine compression. There are two key pieces of information with each torque specification: the sequential order for tightening the set of bolts and the amount to tighten the bolts at each tightening step.

What are the torque specs for a Chevy big block?

Bolt Torque Spec Chart for Chevy Big Block Chevy Fastener Type Torque Specs Main cap bolt, 396-427 2-bolt 95 ft.-lbs. Main cap bolt, 396-454 4-bolt (inner/outer) 110 ft.-lbs. 3/8 in. connecting rod bolt 50 ft.-lbs. 7/16 in. connecting rod bolt 67-73 ft.-lbs. Cylinder head bolts, long 75 ft.-lbs. Cylinder head bolts, short 65-68 ft.-lbs.

What are the torque specifications for a Borg T 5?

Vortec – Clutch Bell Housing to Transmission (Borg T-5) Type: Bolt 33 396 44.74 Vortec – Engine Mount Bracket to Frame Bolts Type: Bolt 32 384 43.39

What kind of bolts are in a Jeep Cherokee?

27.12 XJ – Brake Pedel Pivot Pin Nut Type: 7.5 10.17 XJ – REAR Wheel Cylinder Mounting Bolts Type: Bolt 40.67 XJ – FRONT Caliper Mounting (Guide) Pins Type: Bolt 104.4 XJ – FRONT Caliper Achor Plate Bolts Type: Bolt 40.67 XJ – REAR Crossmember to Chassis Sill Bolts Type: Bolt

How does the head bolt work on a jeep?

Each Jeep engine has unique head bolt torque specifications. Head bolts hold the engine head onto the engine block and resist the force of engine compression.

What kind of drain plug does a Jeep Cherokee use?

XJ – Transfer Case Drain Plug Type: Bolt Head: Hexagon 20 240 27.12 XJ – MANUAL Transmission Drain Plug Type: Bolt Head: Hexagon Drive Shaft To Transfer Case Assembly 22 264 29.83 XJ – Driveshaft to Transfer Case Flange Bolts Type: Bolt Head: Hexagon Drive Shaft To Transfer Case Assembly 35 420 47.45 XJ – FRONT Universal Joint Flange Nut Type:

What was the torque of a 1998 Jeep Cherokee?

Torque Specifications for a 1998 Jeep Cherokee 4.0 Liter by John Stevens J.D. The 1998 Jeep Cherokee was available with a 6-cylinder 4.0 liter engine. As with all engines, rebuilding the 4.0 liter requires careful attention to detail. One of the most important and commonly overlooked details is the engine’s torque specifications.

Each Jeep engine has unique head bolt torque specifications. Head bolts hold the engine head onto the engine block and resist the force of engine compression.

How much torque does a YJ engine have?

2.5L Engine Torque Specs Description Specification Camshaft Sprocket Bolt 80 ft-lbs Crankshaft Pulley To Vibration Damper Bo 20 ft-lbs Cylinder Head Bolts (1987-1988) Bolt 8 = 75 ft-lbs Rest = 85 ft-lbs Cylinder Head Bolts (1989-1995) Bolt 8 = 100 ft-lbs Rest = 110 ft-lbs

What are the specs of a 1986 Jeep CJ 7?

Jeep CJ-7 2.5L (man. 4) , model year 1986, version for North America U.S. gasoline (petrol) engine with displacement: 2464 cm3 / 150.1 cui, advertised power: 78 kW / 105 hp / 106 PS ( SAE net ), torque: 179 Nm / 132 lb-ft, more data: 1986 Jeep CJ-7 2.5L (man.

How much torque does a Jeep Grand Cherokee have?

Tighten the rod bearing caps to 100 in-lb. of torque. Tighten the harmonic balancer bolt to 80 ft-lb. of torque. Tighten the crankshaft pulley’s retaining bolts to 20 ft-lb. of torque. Tighten each of the rocker arm shaft’s bolts to 19 ft-lb. of torque. “Jeep Grand Cherokee 1993 thru 2000 (Haynes Repair Manual)”; Larry Warren and John Haynes; 2000

How much torque does a cylinder head have?

How much torque does a Wrangler YJ engine have?

4.0L & 4.2L Engine Torque Specs Description Specification Camshaft Sprocket Bolt 50 ft-lbs Crankshaft Pulley To Vibration Dampener 20 ft-lbs Cylinder Head Bolts 4.2L 85 ft-lbs Cylinder Head Bolts 4.0L First 22 Then 45 Then 45 Then 100 ft-lbs

How much torque do you need to tighten head bolts?

The head bolts must be tightened in a particular sequence. Tighten each head bolt to 22 ft-lb. of torque, then tighten all bolts to 45 ft-lb. of torque. Tighten all of the bolts a third time to their final torque setting of 110 ft-lb.

What are the torque specs on a Jeep Wrangler?

Ensuring your nuts and bolts are torqued properly is key to making sure you don’t damage your TJ upon reassembling parts. We’ve compiled a list of important torque specs from Jeep’s service manuals, so the next time you’re wrenching on your rig you’ll have all the number you’ll need.

When did TJ Wranglers change to ATF 4?

With something like your steering linkage, you want to be sure everything is tight or else you could experience some vibrations. The power steering system in TJ wranglers changed after in 2003. Wranglers from 1997-2002 use power steering fluid, 2003-2006 use ATF 4.

What kind of engine does a Jeep Wrangler have?

The 2.5 liter inline 4 cylinder engine was used from 1997-2002. The successor to this engine was the 2.4 liter version. This engine is one of the most popular engines that Jeep has ever put into their vehicles. The torque specs needed to rebuild this inline six if the need should arise.

What kind of torque does a Jeep CJ have?

CJ-5/6/7 – Rod End (Connecting Rod) to Steering Knuckle Type: 50 600 CJ-5/6/7 – Rod Ends (Tie Rod) to Steering Knuckle Type: 12 144 Type: Bolt Transfer Case Assembly To Transmission 30 360 CJ-5/6/7 – Transfer Case to Transmission Bolts Type: Bolt

What are the torque specifications for an AMC 4.0L torkspec?

44.74 Type: Bolt 80 960 108.47 Type: Bolt 110 1320 149.14 3 Step: 22; 45; 110-NOTE: Left Front Bolt Final=100FtLbs Type: Bolt 100 1200 135.58 Left Front Bolt ONLY – 3 Step: 22; 45; 100 Type: Bolt 17

What are the torque specifications of a Jeep Cherokee?

31.18 XJ – FRONT Brake Hose to Caliper Inlet Fitting Bolt Type: Bolt 27.12 XJ – Brake Pedel Pivot Pin Nut

What are the torque specifications for a torkspec engine?

94.91 Vortec – Main Bearing Cap Bolts Type: Bolt 9 108 12.2 Vortec – Crankshaft Sensor Bolts (MFI) Type: Bolt 7.33 88 9.94 Vortec – Crankshaft Sensor Bolts (MFI) Type: Bolt Crankshaft Position Sensor To Engine Block 5.92 71 8.02 Vortec – Crankshaft Sensor Bolts (MFI) Type: Bolt Cylinder Head To Engine Block 46 552 62.37

What should the torque be for grade C lock nuts?

Clamp loads for Grade C lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 8, and ASTM A-354 Grade BD bolts. IFI-100 does not govern lock nuts above 1″. The values shown in the chart are to be used as a mid- range guideline. ** Torque values for 1/4″ and 5/16″ sizes are in inch lb. All other torque values are in foot lb.

Where can I find the latest torque specs?

Find the most up-to-date torque spec listings in electronic format. FelPro-Only.com is your convenient source for advanced sealing information. It’s the place to learn and share “tricks of the trade,” find proper diagnosis and installation instructions, and enjoy easy access to parts reference.

What’s the proper torque for a given bolt?

What is the Proper Torque to Use on a Given Bolt by Joe Greenslade • T Target tighten torque (the result of thi • K Coefficient of friction (nut factor), al • D Bolts nominal diameter in inches • P Bolt’s desired tensile load in pounds (g

Mark each head bolt and head with aligning marks. Tighten each bolt 1/4 turn (90 degrees). For each cylinder head, start with head bolt numbered one. In increasing number sequence (1-2-3-4), tighten the head bolt in four stages. 1. Tighten each bolt to 7-9 foot pounds of torque. 2. Tighten each bolt to 12-15 foot pounds of torque.

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