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

Valves

Stem Diameter
Intake 0.2350-0.2354
Exhaust 0.2343-0.2350
Clearance
Intake
Hot 0.008
Cold 0.004
Exhaust
Hot 0.012
Cold 0.008
Face Angle 45.0-45.5°
Margin (Minimum)
Intake 0.020
Exhaust 0.031

All measurements given in inches, unless otherwise specified.