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)

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Fuel Pressure: Specifications

SYSTEM OPERATING PRESSURE
Pressure regulator vac. hose discon. 58 - 62 psi (4.0 - 4.3 bar)
Vac. hose connected & 18-20" Hg vac. 49 - 54 psi (3.3 - 3.8 bar)

SYSTEM REST PRESSURE 43 psi (3.0 bar) minimum