Engine Off

CAMSHAFT





Inspect camshaft and camshaft lobes and journals for excessive wear, scoring, or pitting in the lobe toe area. Repair or replace as necessary.

VALVE SPRINGS
Check for broken or damaged parts.

VALVE SPRING RETAINER AND VALVE SPRING RETAINER KEYS
Check for proper seating of valve spring retainer key on valve stem and in valve spring retainer.

VALVES AND CYLINDER HEAD
When inspecting the cylinder head, check the following:
a. Check for missing or damaged guide-mounted valve stem seals.
b. Check for plugged oil drain-back holes.
c. Check Hydraulic Lash Adjusters (HLA).
d. Check for missing or worn valve spring seats.