Isuzu Workshop Service and Repair Manuals

Valve Seat: Specifications

DIMENSIONS 

Angle ............................................................................................................................................................................................................................  46°
Runout ......................................................................................................................................................................................  0.05 mm (0.002 inch) max
Width

Exhaust ............................................................................................................................................................  1.575 - 2.362 mm (0.065 - 0.098 inch)
Intake ...................................................................................................................................................................  0.89 - 1.52 mm (0.035 - 0.060 inch)

Stem Clearance

Exhaust-Production ...................................................................................................................................  0.0279 - 0.069 mm (0.0011 - 0.0027 inch)
Intake-Production ......................................................................................................................................  0.0279 - 0.069 mm (0.0011 - 0.0027 inch)
Exhaust-Service Limit ....................................................................................................................................................  0.0508 mm (0.002 inch) max
Intake-Service Limit .......................................................................................................................................................  0.0254 mm (0.001 inch) max