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
All Cylinders13.710.1AIncludes: R&R Cylinder Head, Grind All Valves & Seats And Make All Necessary Adjustments.
One Cylinder11.88.3AIncludes: R&R Cylinder Head, Grind All Valves & Seats And Make All Necessary Adjustments.
Each Additional0.50.3AIncludes: R&R Cylinder Head, Grind All Valves & Seats And Make All Necessary Adjustments.
Add the Following Operations If Performed With Valves, Grind
Valve Guide, Knurl
One0.10.0A
Valve Guide, Renew
One0.20.0A
Note
To Ream Guide, Add0.10.0A
Timing Chain, Renew1.80.0A
Valve Lifters, Renew
Intake0.70.0A
Exhaust0.70.0A
Both1.00.0A
Camshaft, Renew
Intake0.70.0A
Exhaust0.70.0A
Both1.00.0A
Tune-Up0.40.0A
Note
To R&R Additional Camshaft If Necessary, Add0.50.3A
To Replace Valve Cover Gasket If Necessary, Add0.80.5A
With AC, Add1.10.8A