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 Guide

Valve Stem to Guide Clearance
Intake 0.02 to 0.05 mm (0.0008 to 0.002 inch)
Service Limit 0.10 mm (0.004 inch)
Exhaust 0.04 to 0.07 mm (0.0016 to 0.0028 inch)
Service Limit 0.15 mm (0.006 inch)
Valve Face Angle 45° to 45-1/2°
Valve Stem Diameter Intake and Exhaust 6.0 mm (0.236 inch)
Valve Guide
Height 14.0 mm (0.551 inch)
O.D. 11.0 mm (0.443 inch)
I.D. 6.0 mm (0.236 inch)