Vortech 1994-1998 4.6L Mustang T-Rex User Manual
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1994-1998 FORD MUSTANG T-REX FUEL PUMP INSTALLATION, cont’d.
NOTE: Make sure everything is secure and
away from all moving parts or exhaust
pipes. Make sure no wires will rub on sharp
edges. After you have activated the pump,
check for any leaks and correct if necessary.
FRONT
OF CAR
SPARE
TIRE WELL
Pump is mounted below the tire well, under the car.
Secure wires with adhesive anchors and tie wraps.
UNDERDASH
FUSE BOX
Mount relay in the right rear corner of the spare tire well. Make sure
wires are connected as per the relay schematic below. Provide a
good ground connection free of rust and paint, for both the pump
and relay. Connect the red power lead from the relay position #30 to
fuse #17 in the under-dash fuse panel. Route the wire underneath
the rear seat and carpet. Take care to avoid sharp edges and not
damage the wire insulation.
MAGNIFICATION - UNDERSIDE VIEW
FUEL TANK STRAP
T-REX
®
FUEL PUMP
5/16" x 17-1/2" HOSE
3/8" x 23" HOSE
11" CABLE TIES
CABLE TIE
FLEX LOOM
FROM
FUEL
TANK
FRONT OF CAR
STOCK HOSE
ASSEMBLY
FROM TANK
FLOW
STOCK FUEL FILTER
AND BRACKET
T-REX
®
20 AMP
INLINE
FUSE
FLOW
MAGNIFICATION OF RELAY WIRING
86
GROUND
RELAY
30
87A
85
87
(+)T-REX FUEL PUMP
RED/PURPLE WIRE
IN STOCK HARNESS
(Check with test light. When
key is turned to “ON” position,
test light should illuminate
for 2-3 seconds & then should
turn “OFF” automatically.)
HEATER/A/C FUSE AT
INTERIOR FUSE BOX
NOTE: 1998 Mustangs have
7 or 8 wires in the harness.
Use the brown wire with pink
stripe. Double check with test
light.