Measurement should include
- inspecting the parts
- using precision tools to measure the camshaft for excess wear according to manufacturer guidelines
- using a dial indicator to measure the camshaft end play and backlash
- making adjustments, as necessary
- replacing or reinstalling parts.
ASE 3: III. Brakes: C. Air Brakes: Mechanical/Foundation Brake System (P-1)
Process/Skill Questions:
- What is the primary advantage of an overhead camshaft vs. a pushrod valve train?
- What are common causes for camshaft failure?