Hyundai Workshop Service and Repair Manuals

Valve Guide: Specifications

VALVE STEM TO GUIDE CLEARANCE SPECIFICATION

Exhaust

Standard Value ................................................................................................................................................  0.05 - 0.09 mm (0.0020 - 0.0035 inch)
Wear Limit ...............................................................................................................................................................................  0.15 mm (0.0059 inch)

Intake

Standard Value ................................................................................................................................................  0.03 - 0.06 mm (0.0012 - 0.0024 inch)
Wear Limit ...............................................................................................................................................................................  0.10 mm (0.0039 inch)

OVERSIZE SPECIFICATIONS

1st Oversize (marked 5)

Guide Oversize ..........................................................................................................................................................................  0.05 mm (0.002 inch)
Cylinder Head Bore ..............................................................................................................................  13.050 - 13.068 mm (0.5140 - 0.51451 inch)

2nd Oversize (marked 25)

Guide Oversize ..........................................................................................................................................................................  0.25 mm (0.010 inch)
Cylinder Head Bore ................................................................................................................................  13.250 - 13.268 mm (0.5217 - 0.5224 inch)

3rd Oversize (marked 50)

Guide Oversize ..........................................................................................................................................................................  0.50 mm (0.020 inch)
Cylinder Head Bore ................................................................................................................................  13.500 - 13.518 mm (0.5315 - 0.5322 inch)