Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Valve, Intake/Exhaust

Valve Guide-to-Valve Stem Clearance Production, Exhaust 0.0020 - 0.0039 Inch (in)
Intake 0.0011 - 0.0027 Inch (in)
Service, Exhaust 0.0047 Inch (in)
Intake 0.0043 Inch (in)
Exhaust Length from Tip to Face OD 3.6114 - 3.6217 Inch (in)
Head, Diameter 1.0976 - 1.1079 Inch (in)
Runout - Maximum 0.0150 Inch (in)
Chamfer, Angle 30 degrees
Width - Minimum 0.0150
Margin Width 0.0421 Inch (in)
Face, Angle 45 Degrees (deg)
Width - Minimum 0.0591
Runout- Maximum 0.0015 Inch (in)
Valve Stem Diameter 0.2331 - 0.2339 Inch (in)
Out-of-Round - Maximum Deviation 0.0003
Straightness - Maximum Deviation 0.0005
Intake, Length from Tip to Face OD 4.3543 - 4.3646 Inch (in)
Head Diameter 1.4209 - 1.4311 Inch (in)
Runout- Maximum 0.0150 Inch (in)
Chamfer, Angle 30 degrees
Width - Minimum 0.0150
Margin - Minimum 0.0350 Inch (in)
Runout- Maximum 0.0015 Inch (in)
Valve Stem Diameter 0.2331 - 0.2339 Inch (in)
Out-of-Round- Maximum Deviation 0.0003
Straightness- Maximum Deviation 0.0005