Vacuum Line Routing; 454/502 Mpi And 8.2L Mpi Models With Mefi 1; L Mpi Models With Mefi 2 - Mercury MerCruiser MCM 454 Mag MPI Service Manual

FUEL DELIVERY SYSTEM FOR ELECTRONIC FUEL INJECTION

Vacuum Line Routing

454/502 MPI and 8.2L MPI Models With MEFI 1

7.4L MPI Models With MEFI 2

Index
Page 5A-20
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b
a
d
a - Plenum
b - Cool Fuel Assembly
c - Vacuum Hose - T-Fitting to Fuel Pressure Regulator on Cool Fuel Assembly
d - Vent Hose - Valve Cover to Throttle Body Flame Arrestor
e - Vent Hose - Front of Plenum to PCV Valve
f - Vacuum Hose - Fuel Pressure Damper to T-Fitting
g - Vacuum Hose - T-Fitting to Plenum
h - T-Fitting
i - Front of Engine
c
f
h
g
d
a - Plenum
b - Cool Fuel Assembly
c - Vacuum Hose - T-Fitting to Fuel Pressure Regulator on Cool Fuel Assembly
d - Vent Hose - Valve Cover to Throttle Body Adapter
e - Vent Hose - Front of Plenum to PCV Valve
f - Vacuum Hose - Fuel Pressure Damper to T-Fitting
g - Vacuum Hose - T-Fitting to Plenum
h - T-Fitting
i - Front of Engine
c
e
i
e
b
i
SERVICE MANUAL NUMBER 23
h
g
f
a
90-861326--1 MARCH 1999
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