Valve Seat

Engine Liter/VIN 4.9L/B

All Measurements Given In Inches Unless Otherwise Specified

Valve Guides
Standard Inside Diameter 0.343
Stem To Guide Clearance
Intake 0.0010-0.0030
Exhaust 0.0020-0.0040
Valve Seats
Seat Angle 45deg.
Seat Width
Intake 0.062
Exhaust 0.093
Runout 0.004