High Cylinder Head Temperature

We listed possible causes of the problem high cylinder head temperature:

1. Mixture too lean
2. Improper grade of fuel
3. Air leaks in induction system
4. High carburetor air inlet temperature
5. Magnetos improperly timed
6. Damaged cylinder baffles, fins, or restrictions in airflow
7. Incorrect valve operation or clearance
8. Restrictions in exhaust system
9. Temperature gauge defective
10. Thermocouple wires too close to exhaust manifold
11. Spark retarded
12. Pre‐ignition through carbon or defective spark plugs
13. Warped valves
14. Loose valve seats and guides
15. Worn valve guides

Common Engine Problems List :

When you face a problem with your truck before go to service please view our common engine problems list, this will help your budget and time.

Problems :

Truck resource center for engine faults.

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