Originally Posted by
onehundred80
There is no need to exceed 4 ft/lb when using steel screws, remember you are screwing into an aluminum alloy and you do not want to strip the threads in the cylinder head.
You could use the 10 ft/lb mentioned in steel but not aluminum. The aluminum screws used are a safety precaution as well as corrosion prevention.
Thanks for reminding folks of this important data fact. Even though I used M5-0.8x16 mm "blue-coat" SHCS screws, I only applied the 5-6 N-m tightening torque during re-assembly.