Torque specs for coolant manifold on back of cylinder head on 2010 aveo 1.6

SOURCE: torque specs for the cylinder head

2004 ENGINE
Engine Mechanical - 1.6L (L91) - Aveo
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
Application
Specification
Metric English
A/C Compressor Mounting Bolts 27 N.m 20 lb ft
A/C Compressor Mounting Bracket Bolts 50 N.m 37 lb ft
Air Filter Housing Bolts 12 N.m 106 lb in
Alternator Adjusting Bolt 20 N.m 15 lb ft
Alternator Adjusting Bracket Retaining Bolt 20 N.m 15 lb ft
Auxiliary Catalytic Converter-to-Exhaust Manifold
Nuts and Bracket Bolts
40 N.m 30 lb ft
Camshaft Cap Bolts 16 N.m 12 lb ft
Camshaft Gear Bolt 67.5 N.m 49 lb ft
Camshaft Pressure Plate Bolts 10 N.m 89 lb in
Connecting Rod Bearing Cap Bolts 25 N.m+30°+15° 18 lb ft+30°+15°
Coolant Pump Retaining Bolts 10 N.m 89 lb in
Coolant Temperature Sensor 20 N.m 15 lb ft
Crankshaft Bearing Cap Bolts 50 N.m+45°+15° 37 lb ft+45°+15°
Crankshaft Position Sensor Retaining Bolt 10 N.m 89 lb in
Crankshaft Pulley Bolt 95 N.m+30°+15° 70 lb ft+30°+15°
Cylinder Head Bolts - Camshaft Support Housing
and Cylinder Head Mounting Bolts
25 N.m+60°+60°
+60°+15°
18 lb ft+60°+60°
+60°+10°
Electronic Ignition System Ignition Coil Mounting
Bolts
10 N.m 89 lb in
Electronic Ignition System Ignition Coil Mounting
Plate Bolts 10 N.m 89 lb in
Engine Mount Bracket Retaining Bolt 65 N.m 48 lb ft
Engine Mount Bracket-to-Engine Mount Retaining
Bolts
60 N.m 44 lb ft
Engine Mount Retaining Nuts 40 N.m 30 lb ft
Exhaust Flexible Pipe Bracket Bolts 40 N.m 30 lb ft
Exhaust Gas Recirculation Valve Adapter Bolts 25 N.m 18 lb ft
Exhaust Manifold Heat Shield Bolts 15 N.m 11 lb ft
Exhaust Manifold Nuts 25 N.m 18 lb ft
Flexible Plate Bolts 60 N.m 44 lb ft
Flexible Plate Inspection Cover Bolts 10 N.m 89 lb in
Flywheel Bolts 35 N.m+30°+15° 26 lb ft+30°+15°
Flywheel Inspection Cover Bolts 12 N.m 106 lb in
Front Muffler-to-Main Catalytic Converter Nuts 30 N.m 22 lb ft
Fuel Rail Retaining Bolts 25 N.m 18 lb ft
MITCHELL 1 ARTICLE - 2004 ENGINE Engine Mechanical - 1.6L (L91) - Aveo Page 1 of 330
http://www.eautorepair.net/app/PrintItems.asp?S0=2097152&S1=0&SG=%7BEEDCF... 3/30/2009
ENGINE MECHANICAL SPECIFICATIONS
Engine Mechanical Specifications
Intake Manifold Retaining Nuts 25 N.m 18 lb ft
Intake Manifold Support Bracket Lower Bolt-to-
Engine Block 40 N.m 30 lb ft
Intake Manifold Support Bracket Upper Bolts 25 N.m 18 lb ft
Lower Timing Belt Cover Bolts 10 N.m 89 lb in
Oil Pan Retaining Bolts 10 N.m 89 lb in
Oil Pressure Switch 40 N.m 30 lb ft
Oil Pump Retaining Bolts 10 N.m 89 lb in
Oil Pump/Pickup Tube and Support Bracket Bolts 10 N.m 89 lb in
Oil Pump Safety Relief Valve Bolt 36 N.m 22 lb ft
Oil Pump Rear Cover Bolts 6 N.m 53 lb in
Power Steering Pump Mounting Bolts 25 N.m 18 lb ft
Power Steering Pump Pulley Bolts 25 N.m 18 lb ft
Rear Timing Belt Cover Bolts 10 N.m 89 lb in
Spark Plug Cover Bolts 3 N.m 27 lb in
Spark Plugs 25 N.m 18 lb ft
Thermostat Housing Mounting Bolts 20 N.m 15 lb ft
Throttle Cable Bracket Bolts 8 N.m 71 lb in
Timing Belt Automatic Tensioner Bolt 25 N.m 18 lb ft
Timing Belt Idler Pulley Bolt 40 N.m 30 lb in
Transaxle Bell Housing Bolts 75 N.m 55 lb ft
Transaxle Brace Bolts 40 N.m 30 lb ft
Transaxle Torque Converter Bolts 65 N.m 48 lb ft
Upper Timing Belt Cover Bolts 10 N.m 89 lb in
Valve Cover Bolts 10 N.m 89 lb in
Application
Specification
Metric English
General Data

Engine Type 4 Cylinder - In-Line

Displacement 1598 cm3 97.51 in3

Bore Stroke 79.0x81.5 mm 3.1x3.21 in

Compression Ratio 9.5:1

Firing Order 1-3-4-2

Maximum Power - At 6200 RPM 77 kw/103.3 hp

Maximum Torque - At 3400 RPM 145 N.m 106.9 lb ft
Cylinder Bore

Diameter 79 mm 3.1 in

Out of Round - Maximum 0.0065 mm 0.00025 in

Taper - Maximum 0.0065 mm 0.00025 in
Piston
MITCHELL 1 ARTICLE - 2004 ENGINE Engine Mechanical - 1.6L (L91) - Aveo Page 2 of 330

SOURCE: what torque spec for chev aveo 2004 cylinder head

18 lb ft+60°+60°+60°+10°

NEW HEAD BOLTS ARE REQUIRED WHEN REPLACING THE HEAD OR HEAD GASKET.