Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2007COBALT L4-2.2LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINECYLINDER HEAD ASSEMBLYSPECIFICATIONS
2007 Chevrolet Cobalt L4-2.2L
Cylinder Head Assembly: Specifications
2007 Chevrolet Cobalt L4-2.2LSECTION Specifications
Cylinder Head
Surface Flatness - Block Deck - Transverse 0.030 mm 0.0012 in
Surface Flatness - Block Deck - Longitude 0.050 mm 0.002 in
Surface Flatness - Block Deck - Overall 0.1 mm 0.004 in
Cylinder Head Bolt
Important: Always use new cylinder head bolts.
First Pass 30 N.m 22 lb ft
Final Pass 155 degrees
Camshaft Cap Bolt 10 N.m 89 lb in
Tighten the camshaft cap bolts in increments of 3 turns until they are seated
Camshaft Sprocket Bolt
First Pass 85 N.m 63 lb ft
Final Pass 30 degrees
Exhaust Manifold to Cylinder Head Nut 14 N.m 124 lb in
Exhaust Manifold to Cylinder Head Stud - 2 passes 10 N.m 89 lb in
Intake Manifold to Cylinder Head Bolt 10 N.m 89 lb in
Intake Manifold to Cylinder Head Nut 10 N.m 89 lb in
Intake Manifold to Cylinder Head Stud 6 N.m 53 lb in
Surface Flatness - Block Deck - Transverse 0.030 mm 0.0012 in
Surface Flatness - Block Deck - Longitude 0.050 mm 0.002 in
Surface Flatness - Block Deck - Overall 0.1 mm 0.004 in
Cylinder Head Bolt
Important: Always use new cylinder head bolts.
First Pass 30 N.m 22 lb ft
Final Pass 155 degrees
Camshaft Cap Bolt 10 N.m 89 lb in
Tighten the camshaft cap bolts in increments of 3 turns until they are seated
Camshaft Sprocket Bolt
First Pass 85 N.m 63 lb ft
Final Pass 30 degrees
Exhaust Manifold to Cylinder Head Nut 14 N.m 124 lb in
Exhaust Manifold to Cylinder Head Stud - 2 passes 10 N.m 89 lb in
Intake Manifold to Cylinder Head Bolt 10 N.m 89 lb in
Intake Manifold to Cylinder Head Nut 10 N.m 89 lb in
Intake Manifold to Cylinder Head Stud 6 N.m 53 lb in
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.