Vortech 1994-1995 7.4L TBI Truck/SUV - Manual (Page 18)

P/N: 4GC020-010
©2001 Vortech Engineering, LLC
All Rights Reserved, Intl. Copr. Secured
15SEP01 V1.1
(88-95 GM Lt Trk(4GC))
A. Disconnect all electrical connections at the al-
ternator.
B. Remove the alternator from the vehicle and set
aside.
C. Loosen the main cast iron accessory mounting
bracket.
D. Remove the power steering pump fasteners
and set pump aside temporarily. Remove mount-
ing bracket.
E. Locate the power steering pump into the sup-
plied mounting bracket. Install the two right side
bolts finger tight.
F. Fasten the new mounting bracket to the engine
leaving the bolts loose.
G. Attach the Vortech mounting plate by sandwich-
ing the lower left mounting plate hole in between
the mounting bracket and power steering pump.
Use spacer 'C' (0.22") in between the plate and
the power steering pump mounting boss. Use
the original bolt to secure the assembly.
H. Slide spacer 'B' (1.083) in between the mount-
ing bracket and the back of the supercharger
plate as shown in
Fig 6B-a. Thread the supplied
7/16-14 x 5-3/4" bolt into the bracket. Do not
tighten.
I. Reinstall the alternator and all electrical connec-
tions.
J. Install the attachment plate onto the back of the
alternator mount using the original bolt. Place
spacer 'A' (1.895) in between the attachment
plate and the back of the supercharger mount-
ing plate using a 3/8-16 x 3" bolt, 3/8" nut and
washers.
K. Connect the support rod between the cylinder
head and the rear of the mounting plate. Use the
3/8-16 x 2-1/4" stainless steel bolt and a 3/8-16
x 1-1/2" bolt, nut and washers for attachment. A
1" spacer is used at the cylinder head as shown
in
Fig 6B-a. Tighten all bracket fasteners at this
time.
L. Reinstall the power steering pump pulley.
M. 1995 models use a new style ABS control unit
that must be adjusted slightly to provide super-
charger clearance. Remove the front two of the
four 8mm bolts fastening the ABS mounting
plate to the vehicle. Pry the front of the ABS
mounting plate up approximately 1/2" to 5/8".
Install the supplied 1/2" spacers underneath the
mounting plate and secure with the supplied
8mm bolts and washers.
6B. MAIN BRACKET AND POWER STEERING PUMP 1994 - 1995 MODELS ONLY
8