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 arrangement (front to rear)-LH E-I-E-I-E-I-E-I
Valve arrangement (front to rear)-RH I-E-I-E-I-E-I-E
Valve head diameter-intake 44.5 mm (1.751 inch)
Valve head diameter-exhaust 34.0 mm (1.338 inch)
Valve face runout 0.05 mm (0.0019 inch)
Valve face angle 45.25-45.75 degrees