Intake torque spec.

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jimmy b

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I have been on the net trying to find intake bolt torque specs. and every site i find wants to be paid for something as simple as torque specs. I have a 99 tahoe with 350 vortec motor. Thanks for any help.
 

lowlife

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Document ID# 348754
1999 Chevrolet Tahoe - 4WD


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Fastener Tightening Specifications
Application
Specification

Metric
English

Accelerator Control Cable Bracket Bolt and Nut
12 N·m
106 lb in

Belt Idler Pulley Bolt
50 N·m
37 lb ft

Camshaft Retainer Bolt
12 N·m
106 lb in

Camshaft Sprocket Bolt
25 N·m
18 lb ft

Connecting Rod Nut

First Pass
27 N·m
20 lb ft

Final Pass
55 degrees

Crankshaft Balancer Bolt
95 N·m
70 lb ft

Crankshaft Bearing Cap Bolt and Stud (Preferred Method)

First Pass (Two Bolt Type Bearing Cap)
20 N·m
15 lb ft

Final Pass (Two Bolt Type Bearing Cap)
73 degrees

First Pass (Four Bolt Type Bearing Cap)
20 N·m
15 lb ft

Final Pass Outboard Bolt (Four Bolt Type Bearing Cap)
43 degrees

Final Pass Inboard Bolt and Stud (Four Bolt Type Bearing Cap)
73 degrees

Crankshaft Bearing Cap Bolt and Stud (Optional Strategy)

Two Bolt Type Bearing Cap
105 N·m
77 lb ft

Inboard Bolt and Stud (Four Bolt Type Bearing Cap)
105 N·m
77 lb ft

Outboard Bolt (Four Bolt Type Bearing Cap)
90 N·m
66 lb ft

Crankshaft Oil Deflector Nut
40 N·m
30 lb ft

Crankshaft Position Sensor Bolt
9 N·m
80 lb in

Crankshaft Pulley Bolt
58 N·m
43 lb ft

Crankshaft Rear Oil Seal Housing Nut and Bolt
12 N·m
106 lb in

Crankshaft Rear Oil Seal Housing Retainer Stud
6 N·m
53 lb in

Cylinder Head Bolt (Preferred Method)

All Bolts First Pass in Sequence
30 N·m
22 lb ft

Long Bolt Final Pass in Sequence
75 degrees

Medium Bolt Final Pass in Sequence
65 degrees

Short Bolt Final Pass in Sequence
55 degrees

Cylinder Head Bolt (Optional On-Vehicle Strategy)

First Pass in Sequence
35 N·m
26 lb ft

Second Pass in Sequence
60 N·m
44 lb ft

Final Pass in Sequence
90 N·m
66 lb ft

Cylinder Head Core Hole Plug
20 N·m
15 lb ft

Distributor Cap Bolt
2.4 N·m
21 lb in

Distributor Clamp Bolt
25 N·m
18 lb ft

Drive Belt Tensioner Bolt
50 N·m
37 lb ft

EGR Valve Bolt

First Pass
10 N·m
89 lb in

Final Pass
30 N·m
22 lb ft

EGR Valve Pipe Nut at Intake Manifold
25 N·m
18 lb ft

EGR Valve Pipe Nut at Exhaust Manifold
30 N·m
22 lb ft

EGR Valve Pipe Clamp Bracket Bolt
25 N·m
18 lb ft

Engine Block Coolant Drain Hole Plug
20 N·m
15 lb ft

Engine Block Oil Gallery Plug
20 N·m
15 lb ft

Engine Coolant Temperature (ECT) Sensor
20 N·m
15 lb ft

Engine Coolant Temperature (ECT) Gauge Sensor
20 N·m
15 lb ft

Engine Flywheel Bolt
100 N·m
74 lb ft

Engine Front Cover Bolt
12 N·m
106 lb in

Engine Lift Bracket Bolt (Special Tool J 41427)
15 N·m
11 lb ft

Engine Lift Front Bracket Stud
35 N·m
26 lb ft

Engine Mount Bolt (Through-bolt) to Engine Mount Bracket
95 N·m
70 lb ft

Engine Mount Bolt to Frame
59 N·m
43 lb ft

Engine Mount Bracket Bolt to Engine
51 N·m
38 lb ft

Engine Mount Nut (Through-bolt)
68 N·m
50 lb ft

Engine Mount Nut to Frame
45 N·m
33 lb ft

Engine Oil Pressure Gauge Sensor
30 N·m
22 lb ft

Engine Oil Pressure Gauge Sensor Fitting (Plus Required Angle)
15 N·m
11 lb ft

Engine Wiring Harness Bracket Nut
12 N·m
106 lb in

Evaporative Emission (EVAP) Canister Purge Solenoid Valve Stud
10 N·m
89 lb in

Exhaust Manifold Bolt

First Pass
15 N·m
11 lb ft

Final Pass
30 N·m
22 lb ft

Fan and Water Pump Pulley Bolt
25 N·m
18 lb ft

Fuel Meter Body Bracket Bolt
10 N·m
89 lb in

Fuel Pipe Bracket Bolt
6 N·m
53 lb in

Fuel Pipe Retainer Nut
3 N·m
27 lb in

Generator and Drive Belt Tensioner Bracket Bolt and Nut to Engine
41 N·m
30 lb ft

Generator and Drive Belt Tensioner Bracket Stud to Engine
20 N·m
15 lb ft

Ignition Coil Stud
12 N·m
106 lb in

Knock Sensor
20 N·m
15 lb ft

Lower Intake Manifold Bolt

First Pass in Sequence
3 N·m
27 lb in

Second Pass in Sequence
12 N·m
106 lb in

Final Pass in Sequence
15 N·m
11 lb ft

Oil Filter Adapter Bolt
25 N·m
18 lb ft

Oil Filter Fitting
35 N·m
26 lb ft

Oil Level Indicator Tube Bolt
12 N·m
106 lb in

Oil Pan Drain Plug
25 N·m
18 lb ft

Oil Pan Stud (Front)
6 N·m
53 lb in

Oil Pan Stud Nut
25 N·m
18 lb ft

Oil Pan Bolt or Stud Bolt
12 N·m
106 lb in

Oil Pump Bolt to Rear Crankshaft Bearing Cap

First Pass
20 N·m
15 lb ft

Final Pass
65 degrees

Oil Pump Cover Bolt
12 N·m
106 lb in

Power Steering Pump Bracket Bolt to Engine
41 N·m
30 lb ft

Power Steering Pump Bracket Stud to Engine
20 N·m
15 lb ft

Power Steering Pump Bracket Stud Nut
41 N·m
30 lb ft

Power Steering Pump Bolt
50 N·m
37 lb ft

Power Steering Pump Nut to Engine
41 N·m
30 lb ft

Power Steering Pump Rear Bracket Nut
50 N·m
37 lb ft

Spark Plug

Initial Installation (New Cylinder Head)
30 N·m
22 lb ft

All Subsequent Installations
15 N·m
11 lb ft

Spark Plug Wire Support Bolt
12 N·m
106 lb in

Square Socket Plug (Engine Block Oil Gallery)
20 N·m
15 lb ft

Throttle Body Stud
9 N·m
80 lb in

Transmission Cover Bolt
12 N·m
106 lb in

Upper Intake Manifold Stud

First Pass
5 N·m
44 lb in

Final Pass
10 N·m
89 lb in

Valve Lifter Guide Retainer Bolt
25 N·m
18 lb ft

Valve Rocker Arm Cover Bolt
12 N·m
106 lb in

Water Outlet Stud
25 N·m
18 lb ft

Water Pump Bolt
45 N·m
33 lb ft



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Document ID# 348754
1999 Chevrolet Tahoe - 4WD
 

anunez

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I was thanking lowlife for the torque specs on the 1999 5.7 - 350 vortec. I'm in the middle of a head gasket, water pump and timing chain job on my 99 Tahoe. thanks for all the info. anunez
 

anunez

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My Chiltons manual doesn't give a alternative method to the torque and degree method. I've looked online and the degree has been anywhere from 75to 90. I even went out and bought a torque degree meter, but I feel more confident with the alternative strategy. Some have suggested to wait 15 min. between each torque. I guess it couldn't hurt.
 

anunez

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This is my first time replacing head gaskets on a chevy, but like you I had never heard of waiting but I guess it couldn't hurt. The one problem I had today was the felpro gaskets weren't marked front, top or anything but one side was rubberized between the cylinders and the other side was metal so I couldn't find anything on which side went up so just took a stab in the dark and put them in with rubberized side up. both sides other than that were identical, blue sealant and all. Hope I'm right heads not bolted down or torqued. So if you or anyone knows better please let me know.
 

slrodster

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1999 Chevy Tahoe Exhaust Flange Torque Specs

Im looking for the torque specs for a 1999 Chevy Tahoe

Need the Exhaust Flange to mainfold Torque Specs cant find them anywhere
 

sntrym95

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Exhaust Manifold Bolt

First Pass
15 N·m
11 lb ft

Final Pass
30 N·m
22 lb ft
 
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