Vortech 1993-1997 5.7L LT1 F-Body - Manual (Page 19)

P/N: 4GH020-010
©2003 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
05NOV01 v1.2
7
4.2 AIR PUMP MODIFICATION AND RELOCATION (1994-97 MODELS)
A. Unplug the wiring assembly, clamps and
hoses from the air pump.
B. Remove the unit from the mount by removing
the mounting nuts. Remove the pump mount
and spark plug wire hold-down from the
vehicle.
C. Using a tubing cutter or hacksaw, cut the 5/
8" steel air line that runs from the
passenger's side exhaust manifold to the
driver's side exhaust manifold. Make the cut
in the area shown in
Figures 4-c, 4-d
(approximately 2" off of the crank).
D. Attach the supplied 5/8" x 35" hose and #8
clamp onto the previously cut air pump tube.
E. Route the hose along the power steering
lines (on the rack and pinion assembly) and
up through and between the engine-to-frame
area on the driver's side using tie wraps
where necessary.
F. Rotate the left side check valve
elbow on the exhaust manifold
180
°
from its original position (it
should end up pointing to the rear).
G. Cut the 5/8" factory air pump
discharge hose as shown in
Figures 4-e, 4-f . Attach the hose
to the supplied 5/8" TEE and
exhaust manifold check valve as
shown in
Figures 4-h, 4-i on page
8.
CUT HERE
ATTACH THIS END TO
ROTATED EXHAUST
CHECK VALVE
STEEL TUBE
PREVIOUSLY
REMOVED
SOLENOID
VACUUM COUPLING
(REINSTALL INTO
RELOCATED AIR
PUMP DISCHARGE
ALONG WITH
VACUUM LINE AND
SOLENOID)
VACUUM
LINE
FRONT
REMOVE
THIS
PORTION
CUT HERE AND
INSTALL 5/8" X 35"
HOSE USING
SUPPLIED #8 CLAMP
HARMONIC
BALANCER
CUT HERE
THIS END TO
ROTATED EXHAUST
CHECK VALVE
STEEL TUBE REMOVED
PREVIOUSLY
(SEE GRAPHIC A)
REINSTALL
INTO
RELOCATED
AIR PUMP
DISCHARGE
HOSE
Figure: 4-c
Figure: 4-e - 1996-97 Models Figure: 4-f - 1993-95 Models
Figure: 4-d