Tq specs Quick ref.
#1
Tq specs Quick ref.
Here's a quick reference list. Copy, paste, save, ignore, whatever. I'm having a slow day at work.
All specs are lbs-ft unless noted otherwise. ***These are when using GM OEM Fasteners***
A/C Belt Tensioner Bolt
18
Accelerator Control Cable Bracket Bolts
89 lb-in
Camshaft Position (CMP) Sensor Bolt
18
Camshaft Retainer Bolt
18
Camshaft Sprocket Bolt
26
Clutch Pressure Plate Bolt (In Sequence and Evenly Over 3 Increments)
52
__________________________________________________ ___________________
Connecting Rod Bolts – First Pass
15 (Step 1)
Connecting Rod Bolts – Final Pass
85 degrees (Step 2)
__________________________________________________ ___________________
Crankshaft Balancer Bolt – Installation Pass with Used Bolt – to Ensure the Balancer is Completely Installed
240
Crankshaft Balancer Bolt – New Bolt
•Step 1
110
•Step 2
Loosen 360 degrees
•Step 3
59
•Final Step
125 degrees
__________________________________________________ ______________________
Crankshaft Bearing Cap Bolts – Inner Bolts – First Pass in Sequence
15 (step 1)
Crankshaft Bearing Cap Bolts – Inner Bolts – Final Pass in Sequence
80 degrees (Step 2)
Crankshaft Bearing Cap Side Bolts
18
Crankshaft Bearing Cap Studs – Outer Studs – First Pass in Sequence
15 (Step 1)
Crankshaft Bearing Cap Studs - Outer Studs – Final Pass in Sequence
51 degrees (Step 2)
__________________________________________________ _______________________
Crankshaft Oil Deflector Nut
18
Crankshaft Position (CKP) Sensor Bolt
18
__________________________________________________ ________________________
(Early models)
Cylinder Head Bolts (First Pass all M11 Bolts in Sequence)
22 (Step 1)
Cylinder Head Bolts (Second Pass all M11 Bolts in Sequence)
90 degrees (Step 2 -All Bolts)
Cylinder Head Bolts (Final Pass all M11 Bolts in Sequence-Excluding the Medium Length Bolts at the Front and Rear of Each Cylinder Head)
90 degrees (Step 3-long bolts)
Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and Rear of Each Cylinder Head in Sequence)
50 degrees (Step 3-Med bolts)
Cylinder Head Bolts (M8 Inner Bolts in Sequence)
22
__________________________________________________ ________________________
(Late models)
Cylinder Head M8 Bolts – in Sequence
22
Cylinder Head M11 Bolts – First Pass in Sequence
22
Cylinder Head M11 Bolts – Second Pass in Sequence
90 degrees
Cylinder Head M11 Bolts – Final Pass in Sequence
70 degrees
__________________________________________________ __________________________
Drive Belt Idler Pulley Bolt
37
Drive Belt Tensioner Bolt
37
Engine Block Coolant Drain Plugs
44
Engine Coolant Air Bleed Pipe Bolts and Studs
106 lb-in
________________________________________________
Engine Flywheel Bolt (First Pass)
15 (Step 1)
Engine Flywheel Bolt (Second Pass)
37 (Step 2)
Engine Flywheel Bolt (Final Pass)
74 (Step 3)
________________________________________________
Engine Front Cover Bolts
18
Engine Rear Cover Bolts
22
Engine Valley Cover Bolt
18
_________________________________________________
Exhaust Manifold Bolts – First Pass
11 (Step 1)
Exhaust Manifold Bolts – Final Pass
18 (Step 2)
_________________________________________________
Fuel Injection Fuel Rail Bolts
89 lb-in
_________________________________________________
Intake Manifold Bolts (First Pass in Sequence)
44 lb-in
Intake Manifold Bolts (Final Pass in Sequence)
89 lb-in
_________________________________________________
Oil Pan M6 Bolts – Oil Pan-to-Rear Housing
106 lb-in
Oil Pan M8 Bolts – Oil Pan-to-Engine Block and Oil Pan-to-Front Cover
18
Oil Pan Skid Plate Bolt
15
Oil Pump-to-Engine Block Bolts
18
Oil Pump Cover Bolts
106 lb-in
Oil Pump Relief Valve Plug
106 lb-in
Oil Pump Screen Nuts
18
Oil Pump Screen-to-Oil Pump Bolt
106 lb-in
Spark Plug (All Subsequent Installations)
11
Spark Plug (New Cylinder Head)
15
Throttle Body Bolts
106 lb-in
Torque Converter Bolt – 4L60-E/4L65-E Transmissions
47
Torque Converter Bolt – 4L80-E/4L85-E Transmissions
44
Transmission Bolt (Automatic Transmission)
70
Transmission Bolt (Manual Transmission)
37
Transmission Cover Bolt
106 lb-in
Valve Lifter Guide Bolt
106 lb-in
Valve Rocker Arm Bolt
22
Valve Rocker Arm Cover Bolt
106 lb-in
Water Inlet Housing Bolts
11
Water Pump Bolts – First Pass
11 (Step 1)
Water Pump Bolts – Final Pass
22 (Step 2)
Water Pump Cover Bolts
11
All specs are lbs-ft unless noted otherwise. ***These are when using GM OEM Fasteners***
A/C Belt Tensioner Bolt
18
Accelerator Control Cable Bracket Bolts
89 lb-in
Camshaft Position (CMP) Sensor Bolt
18
Camshaft Retainer Bolt
18
Camshaft Sprocket Bolt
26
Clutch Pressure Plate Bolt (In Sequence and Evenly Over 3 Increments)
52
__________________________________________________ ___________________
Connecting Rod Bolts – First Pass
15 (Step 1)
Connecting Rod Bolts – Final Pass
85 degrees (Step 2)
__________________________________________________ ___________________
Crankshaft Balancer Bolt – Installation Pass with Used Bolt – to Ensure the Balancer is Completely Installed
240
Crankshaft Balancer Bolt – New Bolt
•Step 1
110
•Step 2
Loosen 360 degrees
•Step 3
59
•Final Step
125 degrees
__________________________________________________ ______________________
Crankshaft Bearing Cap Bolts – Inner Bolts – First Pass in Sequence
15 (step 1)
Crankshaft Bearing Cap Bolts – Inner Bolts – Final Pass in Sequence
80 degrees (Step 2)
Crankshaft Bearing Cap Side Bolts
18
Crankshaft Bearing Cap Studs – Outer Studs – First Pass in Sequence
15 (Step 1)
Crankshaft Bearing Cap Studs - Outer Studs – Final Pass in Sequence
51 degrees (Step 2)
__________________________________________________ _______________________
Crankshaft Oil Deflector Nut
18
Crankshaft Position (CKP) Sensor Bolt
18
__________________________________________________ ________________________
(Early models)
Cylinder Head Bolts (First Pass all M11 Bolts in Sequence)
22 (Step 1)
Cylinder Head Bolts (Second Pass all M11 Bolts in Sequence)
90 degrees (Step 2 -All Bolts)
Cylinder Head Bolts (Final Pass all M11 Bolts in Sequence-Excluding the Medium Length Bolts at the Front and Rear of Each Cylinder Head)
90 degrees (Step 3-long bolts)
Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and Rear of Each Cylinder Head in Sequence)
50 degrees (Step 3-Med bolts)
Cylinder Head Bolts (M8 Inner Bolts in Sequence)
22
__________________________________________________ ________________________
(Late models)
Cylinder Head M8 Bolts – in Sequence
22
Cylinder Head M11 Bolts – First Pass in Sequence
22
Cylinder Head M11 Bolts – Second Pass in Sequence
90 degrees
Cylinder Head M11 Bolts – Final Pass in Sequence
70 degrees
__________________________________________________ __________________________
Drive Belt Idler Pulley Bolt
37
Drive Belt Tensioner Bolt
37
Engine Block Coolant Drain Plugs
44
Engine Coolant Air Bleed Pipe Bolts and Studs
106 lb-in
________________________________________________
Engine Flywheel Bolt (First Pass)
15 (Step 1)
Engine Flywheel Bolt (Second Pass)
37 (Step 2)
Engine Flywheel Bolt (Final Pass)
74 (Step 3)
________________________________________________
Engine Front Cover Bolts
18
Engine Rear Cover Bolts
22
Engine Valley Cover Bolt
18
_________________________________________________
Exhaust Manifold Bolts – First Pass
11 (Step 1)
Exhaust Manifold Bolts – Final Pass
18 (Step 2)
_________________________________________________
Fuel Injection Fuel Rail Bolts
89 lb-in
_________________________________________________
Intake Manifold Bolts (First Pass in Sequence)
44 lb-in
Intake Manifold Bolts (Final Pass in Sequence)
89 lb-in
_________________________________________________
Oil Pan M6 Bolts – Oil Pan-to-Rear Housing
106 lb-in
Oil Pan M8 Bolts – Oil Pan-to-Engine Block and Oil Pan-to-Front Cover
18
Oil Pan Skid Plate Bolt
15
Oil Pump-to-Engine Block Bolts
18
Oil Pump Cover Bolts
106 lb-in
Oil Pump Relief Valve Plug
106 lb-in
Oil Pump Screen Nuts
18
Oil Pump Screen-to-Oil Pump Bolt
106 lb-in
Spark Plug (All Subsequent Installations)
11
Spark Plug (New Cylinder Head)
15
Throttle Body Bolts
106 lb-in
Torque Converter Bolt – 4L60-E/4L65-E Transmissions
47
Torque Converter Bolt – 4L80-E/4L85-E Transmissions
44
Transmission Bolt (Automatic Transmission)
70
Transmission Bolt (Manual Transmission)
37
Transmission Cover Bolt
106 lb-in
Valve Lifter Guide Bolt
106 lb-in
Valve Rocker Arm Bolt
22
Valve Rocker Arm Cover Bolt
106 lb-in
Water Inlet Housing Bolts
11
Water Pump Bolts – First Pass
11 (Step 1)
Water Pump Bolts – Final Pass
22 (Step 2)
Water Pump Cover Bolts
11