Valve setting specifications are provided by the OEM for performing overhead adjustment when engine temperature is:
A) at operating temperature
B) above 150 degrees Fahrenheit
C) 120 degrees Fahrenheit
D) below 100 degrees Fahrenheit

Question

Quizplus · Accepted Answer

Valve setting specifications are typically provided for when the engine is cold, which is generally considered to be below 100 degrees Fahrenheit. This ensures consistent and accurate adjustments, as metal expands with heat, which can affect the clearances.

Valve Setting Specifications Are Provided by the OEM for Performing