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: Labor Times

Standard HoursManufacturer Warranty HoursSkill LevelNotes
Resurface/Grind
Right Bank13.80.0AIncludes: R&I Cylinder Head, Grind All Valves & Seats And Mark All Necessary Adjustments.
Left Bank13.00.0AIncludes: R&I Cylinder Head, Grind All Valves & Seats And Mark All Necessary Adjustments.
Both Banks16.30.0AIncludes: R&I Cylinder Head, Grind All Valves & Seats And Mark All Necessary Adjustments.
NOTE
To R&R Valve Guides, Add
Each0.20.0A
To Ream Valve Guides, Add
Each0.20.0A
To R&R Lifters, Add
Each0.30.0A