How many kilograms of force are generally required to tighten cylinder head screws?

1 Answers
RyleeLee
07/30/25 8:07am
Generally, engine cylinder head screws require 8-9 kilograms of force for tightening. Below is an introduction to cylinder heads: 1. Basic components: The cylinder head has intake and exhaust valve seat holes, valve guide holes, and spark plug installation holes (for gasoline engines) or fuel injector installation holes (for diesel engines). Some cylinder heads also have water jackets, intake and exhaust passages, and combustion chambers or parts of combustion chambers. If the camshaft is installed on the cylinder head, there are also camshaft bearing holes or camshaft bearing seats and their lubrication oil passages. 2. Structural forms: Cylinder heads are divided into three structural forms: integral, block, and single-piece. 3. Function: The cylinder head serves to seal the upper part of the cylinder and, together with the piston top and cylinder wall, forms the combustion chamber.
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