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

Clearance Between Stem And Guide:
Intake (New) 0.028-0.068 mm (0.001-0.003 inches)
Exhaust (New) 0.05-0.10 mm (0.002-0.004 inches)
Worn Limits, Not Over 0.12 mm (0.005 inches)
Head Diameter Overall:
Intake 31 mm (1.22 inches)
Exhaust 29 mm (1.14 inches)
Valve Guide Diameter (In Head) 5.979 mm (0.235 inches)
Valve Face:
Angle 45 Degrees
Runout: 0.05 mm (0.002 inches)
Valve Length:
Intake 105.89 mm (4.169 inches)
Exhaust 902 mm (3.564 inches)