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 bore diameter 7.015-7.044 mm (0.2762-0.2773 inch)
Valve stem diameter - intake (standard) 6.975-6.995 mm (0.2754-0,2746 inch)
Valve stem diameter - exhaust (standard) 6.949-6.970 mm 10.2744-0.2736 inch)
Valve stem-to-guide Clearance - intake 0.020-0.069 (0.00078-0.00-172 inch)
Valve stem-to-guide clearance - exhaust 0.046-0.095 (0.00 1 S-0.0037 inch)