Curiosii for ever!: Car repair manuals for everyone.

Rework Dimensions

Oversize Valve Guide Hole Diameter 0.05 O.S. Standard 12.050 - 12.068 Millimeter (mm)
0.25 O.S. Standard 12.250 - 12.268 Millimeter (mm)
0.50 O.S. Standard 12.500 - 12.518 Millimeter (mm)