Vortech 1991-1995 5.2L/5.9L Dakota/Ram User Manual
Page 11
8A. AUXILIARY FUEL PUMP (1991-1993 Models Only)
A. An additional fuel pump is supplied to
insure that sufficient fuel is available to
theengine. This pump is mounted beside
the stock fuel filter beneath the truck.
B. Secure the steel bracket to the frame with
the fasteners provided, as shown.
C. Open, then close the fuel filler cap to vent
any residual pressure. Disconnect the
stock fuel hose where it exits the fuel filter
and place the hose on to the new fuel pump
outlet and secure with the clamp provided.
D. Connect the filter outlet to the pump inlet
with the 5/16" to 3/8" adapter and 3/8" fuel
hose. Secure the hose and adapter with
the clamps provided and attach the hose to
the frame.
E. Place the two clamps around the new fuel
pump and then secure the clamps to the
new bracket and the existing one with the
fasteners provided.
F. Connect the negative (-) terminal of the fuel
pump to the existing fastener on the frame.
G. The positive terminal connects to the blue
wire at the fuel pump relay. Locate the
power distribution center near the brake
booster, unfasten it and turn it over.
H. The #5 relay is for the fuel pump. Splice into
the blue wire running to the relay directly
beneath it. Tie wrap the wire to the original
harness that runs down to the frame keeping
it away from moving or heated parts.
5
WARNING: Take great care to
minimize fuel spillage and always
have a second person stand by with a
fire extinguisher as a precaution.
FUEL FEED LINE
FUEL RETURN
LINE
FUEL TANK
STD. PUMP
FUEL MANAGMENT
UNIT (FMU)
NEW
ADDITIONAL
FUEL PUMP
ENGINE
VACUUM LINE TO
MANIFOLD PRESSURE
HOSE ADAPTER