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)

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Valve Guide

ALL ENGINES
The valve guides are an integral part of the cylinder head. If valve stem to guide clearance is excessive, the guide should be reamed to the next oversize and the appropriate oversized valve installed. Valves are available in 0.003 and 0.015 inch oversizes for 4-150 engines, 0.0035, 0.0155, and 0.0305 inch oversizes for V6-173 engines and 0.003 inch oversize for 6-243 engines.