Operation CHARM: Car repair manuals for everyone.
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 Face Angle 45°
Valve Margin:
Minimum 1.25 mm (0.05 inch)
Valve Stem Clearance:
Production:
Exhaust 0.025 - 0.066 mm (0.001 - 0.0026 inch)
Intake 0.025 - 0.066 mm (0.001 - 0.0026 inch)
Service Limit:
Exhaust 0.093 mm (0.0037 inch) Maximum
Intake 0.093 mm (0.0037 inch) Maximum
Valve Stem Diameter:
Production 7.955 - 7.976 mm (0.313 - 0.314 inch)
Service Limit 7.95 mm (0.313 inch) Minimum