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 Guide Seal

DESIGN SPECIFICATIONS
Valve Stem O.D., Intake 5.955-5.970 (0.2344-0.2355)
Valve Stem O.D., Exhaust 5.935-5.950 (0.2337-0.2343)
Stem-to-Guide Clearance, Intake 0.030-0.057 (0.0012-0.0022)
Stem-to-Guide Clearance, Exhaust 0.050-0.077 (0.0020-0.0026)
Valve Stem Installed Heights Check and Record