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 Guide
Diameter I.D. 5.975 - 6.000 mm (0.235 - 0.236 inch)
Guide Bore Diameter 11.0 - 11.02 mm (0.4330 - 0.4338 inch)
Guide Height (spring seat to guide tip) 13.25 - 13.75 mm (0.521 - 0.541 inch)
Valve Stem to Guide Clearance
Intake 0.048 - 0.066 mm (0.0018 - 0.0025 inch)
Max. Allowable 0.076 mm (0.003 inch)
Service Limit 0.25 mm (0.010 inch)
Exhaust 0.0736 - 0.094 mm (0.0029 - 0.0037 inch)
Max. Allowable 0.101 mm (0.004 inch)
Service Limit 0.25 mm (0.010 inch)