Kia Workshop Service and Repair Manuals

Valve: Specifications

SPECIFICATIONS 

Valve

Overall length

Intake

Specification  ................................................................................................................................................................  106.28 mm (4.184 in.)
Limit  ............................................................................................................................................................................  105.78 mm (4.165 in.)

Exhaust

Specification  ..................................................................................................................................................................  105.4 mm (4.150 in.)
Limit  ..............................................................................................................................................................................  104.9 mm (4.130 in.)

Stem diameter

Intake  ..........................................................................................................................................................  6.565 - 6.580 mm (0.258 - 0.259 in.)
Exhaust  .......................................................................................................................................................  6.530 - 6.550 mm (0.257 - 0.258 in.)

Face angle 45° - 45.5°
Margin

Intake

Specification  ....................................................................................................................................................................  1.0 mm (0.0394 in.)
0.5 mm (0.0197 in.)

Exhaust

Specification  ......................................................................................................................................................................  1.5 mm (0.059 in.)
1.0 mm (0.0394 in.)

Clearance (stem - to - guide)

Intake

Specification  .........................................................................................................................................  0.02 - 0.05 mm (0.0009 - 0.0020 in.)
Limit  ................................................................................................................................................................................  0.1 mm (0.0039 in.)

Exhaust

Specification  .......................................................................................................................................  0.05 - 0.085 mm (0.0020 - 0.0033 in.)
Limit  ..............................................................................................................................................................................  0.15 mm (0.0059 in.)