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

Engine Oil Pressure

Oil Pressure - Minimum - Hot
^ 41 kPa at 1,000 engine RPM 6 psig at 1,000 engine RPM
^ 124 kPa at 2,000 engine RPM 18 psig at 2,000 engine RPM
^ 165 kPa at 4,000 engine RPM 24 psig at 4,000 engine RPM
Displacement on Demand Relief Valve
Oil Pressure - Maximum - Hot
^ 448 kPa at TBD engine RPM 65 psig at TBD engine RPM