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
NOTE
To R&R Timing Chains, Add3.00.0A
To Knurl Valve Guide, Add
Each0.10.0A
To Ream Guide, Add0.10.0A
To R&R Valve Guide, Add
Each0.20.0A
To R&R Lifters, Add
One1.80.0A
All2.60.0A
To R&R Camshaft, Add
One0.20.0A
Each Additional0.10.0A
One Bank9.34.9AIncludes: Transfer Necessary Components & Grind Valves.
Both Banks13.46.8AIncludes: R&I Cylinder Head, Grind Or Renew Valves, Transfer Necessary Components & Make All Adjustments.