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

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Valve: Labor Times

Standard HoursManufacturer Warranty HoursSkill LevelNotes
Resurface/Grind
Right Bank8.05.8AIncludes: R&R Head, Grind Valves & Seats, Remove Carbon, Clean Or Renew Spark Plugs & Make Necessary Adjustments.
Left Bank8.86.4AIncludes: R&R Head, Grind Valves & Seats, Remove Carbon, Clean Or Renew Spark Plugs & Make Necessary Adjustments.
Both Banks12.78.9AIncludes: R&R Head, Grind Valves & Seats, Remove Carbon, Clean Or Renew Spark Plugs & Make Necessary Adjustments.
Add the Following Operations If Performed With Valves, Grind
Tune-Up0.50.0A
Valve Guides, Ream
One0.20.0A
Valve Guides, Renew
One0.40.0A
Timing Belt, Renew1.10.0A
Camshaft, Renew
Right Bank1.60.0A
Left Bank1.70.0A
Both Banks2.40.0A
Rocker Arms, Renew
Right Bank1.50.0A
Left Bank1.70.0A
Both Banks2.20.0A
Valve Lash Adjusters, Renew
Right Bank1.50.0A
Left Bank1.70.0A
Both Banks2.20.0A