Vortech 2004 Pontiac GTO User Manual
Page 24
16
P/N: 4GJ020-010
©2004 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
28SEP04 v1.0 GTO(4GJ020-010v1.0)
11.
DISCHARGE INSTALLATION
Fig. 11-b
Fig. 11-c
Fig. 11-d
A.
Attach the supplied piece of foam tape to the
bottom of the charge cooler. Lay the charge
cooler on the passengers’ side of the motor
above the relocated coils. Position the cooler
close to the oil fill cap. Orient the charge cool-
er so that the 1/2NPT ports are pointing
toward the front of the car. Install the 90° 1/2
NPT brass fitting in the upper passenger side
port and the 1/2 NPT straight brass fitting is
in the lower drivers’ side port. (See Figs. 11-a,
11-b.)
B.
Install the supplied Ø2.75" x 2" sleeve on the
discharge of the supercharger. Install the sup-
plied Ø2.75" x 3" sleeve on the inlet of the
charge cooler.
C.
Install the longer straight section of the
S-shaped discharge tube into the Ø2.75 x 2"
sleeve on the supercharger and the opposite
end in the sleeve located on the cooler. Snug
the discharge tube in place with #44 hose
clamps.
D.
Install the Ø2.75 end of the reducer sleeve on
the outlet of the charge cooler. Install the
3.88" end of the 90° elbow on the throttle
body pointing toward the passenger side.
(See Fig. 11-d.)
E.
Install the L-shaped discharge duct with the
shortest leg leading into the Ø3.0 end of the
reducer sleeve. The other end of the tube will
go into the open end of the silicone elbow on
the throttle body. Snug with the supplied #48
and #64 hose clamps. (See Fig. 11-d.)
F.
Orient the ducting for best fit then tighten all
hose clamps. #44 hose clamps are for all
Ø2.75 ends, #48 clamps are for all Ø3.00
ends and the #64 hose clamp is for the throt-
tle body.
G.
Connect the 6" piece of Ø1.0 bypass hose to
the pressure side of the bypass.
“S” SHAPED DISCHARGE TUBE
90° SILICONE ELBOW
Fig. 11-a
1/2"NPT x 90° FITTING
1/2"NPT STRAIGHT FITTING