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)

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Valve Guide

DIMENSIONS

Inner Diameter:
Intake:
Standard (New) 5.515 - 5.530 mm (0.2171 - 0.2177 inch)
Service Limit 5.55 mm (0.219 inch)
Exhaust:
Standard (New) 5.515 - 5.530 mm (0.02171 - 0.02177 inch)
Service Limit 5.55 mm (0.219 inch)
Installed Height:
Intake 23.50 - 24.50 mm (0.925 - 0.965 inch)
Exhaust 14.80 - 15.80 mm (0.583 - 0.622 inch)