Valve Train Analysis - Static

VALVE COVER REMOVED
Check for damaged and/or severely worn parts, and correct assembly. Make sure correct parts are used by performing the static engine analysis as follows.

ROCKER ARMS AND VALVE TAPPETS, OVERHEAD CAMSHAFT
- Check for loose mounting bolts, studs and nuts.
- Check for plugged oil feed in the valve tappet or cylinder head.

CAMSHAFT-OVERHEAD CAMSHAFT ENGINES
Check for broken or damaged parts.

VALVE SPRINGS
Check for broken or damaged parts.

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

POSITIVE ROTATOR AND VALVE SPRING RETAINER KEYS
Check for proper seating in the positive rotator and on valve stem.

VALVES AND CYLINDER HEAD
- Check the head gasket for proper installation.
- Check for plugged oil drain back holes.
- Check for worn or damaged valve tips.
- Check for missing or damaged guide-mounted valve stem seal.
- Check collapsed valve tappet gap.
- Check installed valve spring height.

Static checks (engine off) are to be made on the engine prior to the dynamic procedure.