Escape 4WD V6-181 3.0L DOHC VIN 1 Duratec (2003)
Valve Guide: Specifications
Valve stem guide clearance
Intake ....................................................................................................................................................................... 0.020-0.069 mm (0.0007-0.0027 in.)
Exhaust ...................................................................................................................................................................... 0.045-0.094 mm (0.0017-0.037 in.)
Valve head diameter
Intake ....................................................................................................................................................................................................... 35 mm (1.38 in.)
Exhaust .................................................................................................................................................................................................... 30 mm (1.18 in.)
Gauge diameter .......................................................................................................................................................... 31 and 24.5 mm (1.22 and 0.96 in.)
Valve face runout (limit) ........................................................................................................................................................................ 0.05 mm (0.001 in.)
Valve face angle ................................................................................................................................................................................................. 45.5 degrees
Valve stem diameter (std.)
Intake ....................................................................................................................................................................... 5.975-5.995 mm (0.2350-0.2358 in.)
Exhaust 5.950-5.970 mm (0.2343-0.2350 in.)
