FORD FCSD TECHNICAL TRAINING FCS-14000-DL - Manual (Page 39)

LESSON 3: POWERTRAIN
• Charge Motion Control Valves (CMCV) manage the flow of air into the cylinders.
• Vibration-resistant ribbing and reinforcement in the lower engine block help manage and tune sound and
vibration.
– The engine block ribbing strengthens the block wall similar to cross reinforcements in a building wall.
2005 Expedition/Navigator New Model Technician Training 02-SEP-04 3-3