Vortech 1993-1997 5.7L LT1 F-Body - Manual (Page 31)

P/N: 4GH020-010
©2003 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
05NOV01 v1.2
19
19. BREATHER HOSE REROUTING
A. Remove the valve cover breather assembly
from the vehicle. Disconnect the plastic valve
cover fitting and attach it to the supplied
length of 1/2" x 58" long hose.
B. Thread the supplied 1/2" barb into the 3/8"
NPT bung on the inlet duct.
C. Route the hose from the valve cover forward
along the fender apron, down near the air
conditioning compressor and then along the
front frame K-member to the 1/2" barb on
the inlet duct. Secure with a #8 clamp. (See
Figure 19-a .)
D. Attach the supplied vacuum cap to the nipple
on the throttle body.
RELAY
87
87A
86 85
30
(+) BATTERY
TERMINAL
(+) TERMINAL
ON T-REX
FUEL PUMP
GREY
PURPLE
BLACK
FACTORY
FUEL WIRING
CONNECTOR
GROUND
A. Loosen the tank filler cap to vent
any residual pressure.
B. Disconnect the original plastic fuel
feed hose to the fuel filter.
C. Remove the plastic fitting from the
hose and set aside.
D. Using a sharp knife or razor blade,
cut approximately 1" off from the
end of the hose.
E. Place the supplied 5/16" barb fitting
into a 400
°
F oven for
approximately 15-20 minutes.
Using heat protective gloves or a
towel, quickly insert the heated 5/
16" barb into the plastic fuel hose.
(See
Figure 20-a .)
F. After the fitting has cooled,
thread the 3/8" NPT x 3/8"
barb into it using pipe sealant
on the threads.
G. Inside the vehicle, remove
the rear carpet and flip the
rear seats forward.
H. Locate the fuel relay box
underneath the vehicle rear seat floor pan.
Disconnect the two plugs entering the box.
Trim the "cut-out" from the supplied template
on page 21 (see
Figure 20-g ) and place over
the fuel relay. Center punch and drill the four
holes 3/16" in diameter. Reinstall the factory
relay plugs.
20. T-REX FUEL PUMP INSTALLATION
STOCK
FUEL FILTER
FACTORY
SUPPLY LINE
FROM TANK
REMOVE FITTING
AND ATTACH HERE
FLOW
3/8" HOSE
3/8" HOSE
TO FUEL
RAIL
HEAT FITTING
(5/16" END)
CUT AND
REMOVE
1"
®
T-
REX
®
Figure: 19-a
Figure: 20-b
Figure: 20-a
1/2" BREATHER HOSE