Operation CHARM: Car repair manuals for everyone.

Valve Guide

Outside Diameter Standard 0.3946 - 0.3950 Inch (in)
Limit 0.4025 - 0.4029 Inch (in)
Inside Diameter Standard 0.2362 - 0.2369 Inch (in)
Limit 0.4006 - 0.4014 Inch (in)
Interference Fit of Valve Guide 0.0011 - 0.0023 Inch (in)