Mitsubishi Workshop Service and Repair Manuals

Valve: Specifications

Valve Thickness Of Valve Head (Margin):

Intake:

Standard Value ..............................................................................................................................................................................  1.0 mm (0.04 inch)
Limit ..............................................................................................................................................................................................  0.5 mm (0.02 inch)

Exhaust:

Standard Value ..............................................................................................................................................................................  1.2 mm (0.05 inch)
Limit ..............................................................................................................................................................................................  0.7 mm (0.03 inch)

Valve Overall Height:

Intake:

Standard Value ......................................................................................................................................................................  112.30 mm (4.421 inch)
Limit ......................................................................................................................................................................................  111.80 mm (4.402 inch)

Exhaust:

Standard Value .............................................................................................................................................................................  114.11 (4.493 inch)
Limit .............................................................................................................................................................................................  113.61 (4.473 inch)

Valve Stem Outside Diameter:

Intake ...................................................................................................................................................................................................  6.0 mm (0.24 inch)
Exhaust ................................................................................................................................................................................................  6.0 mm (0.24 inch)

Valve Thickness To Valve Guide Clearance:

Intake:

Standard Value ................................................................................................................................................  0.02 - 0.05 mm (0.0008 - 0.0019 inch)
Limit ..........................................................................................................................................................................................  0.10 mm (0.003 inch)

Exhaust:

Standard Value ................................................................................................................................................  0.04 - 0.07 mm (0.0016 - 0.0027 inch)
Limit ..........................................................................................................................................................................................  0.15 mm (0.005 inch)

Valve Face Angle .................................................................................................................................................................................................  45° - 45.5°