Supercharger installation, Fuel injector replacement, cont'd – Vortech 1998-2001 5.7L LS1 F-Body User Manual

Page 19

P/N: 4GK020-010

09JUN03 v3.2

(FBodyLS1(4GK V3.2)98-02)

9. SUPERCHARGER INSTALLATION

A. Attach the supplied 1/2" oil drain hose to the

supercharger and tighten clamp.

B. Install the supercharger loosely onto the bracket.

Start all six supercharger mounting screws.

C. Tighten the supercharger suppor t bracket

mounting screws to 18 ft/lb (25 N·m).

D. Tighten the six supercharger mounting screws to

18 ft/lb (25 N·m).

E. Route the oil drain hose down behind the idler

and to the left of alternator. Attach the oil drain
hose to the previously installed fitting in the oil
pan and tighten the clamp.

F. Route oil feed hose up the front of the engine to

the supercharger and attach using supplied 90

fitting. Fitting should be installed into the oil feed
fitting (7P375-094). Oil feed/air assist assembly
should be checked/plumbed per

Fig. 9-a.

G. Make sure the oil feed hose is secured from

contact with moving or sharp objects.

H. Install the factory accessory drive belt(s) in stock

configuration.

Bolt the supplied spring tensioner to the mounting

pad near the supercharger drive pulley using
threadlock on the threads. Line up the locating
pin with bracket hole. Secure the tensioner
assembly to the bracket using the supplied 3/8"
bolt and 3/8" SAE washer. (See

Fig. 9-b.)

J. Install the supercharger drive belt.

Fig. 9-b

NOTE:

Failure to install the 3/8" washer under

the bolt head may cause the tensioner
to malfunction.

F. Carefully lower the fuel rail/injector assembly

down onto the intake manifold. Check to see that
each injector has been seated properly into the
manifold.

G. Tighten down the fuel rail assembly with the

original bolts and attach the wiring clips to the
injector terminals.

8. FUEL INJECTOR REPLACEMENT, cont'd.

NOTE:

Make sure the supercharger belt

tensioner does not make contact with
the factory power steering cooler.
Contact with the cooler during normal
engine operation may cause tensioner
bind and subsequent supercharger
input overload resulting in
supercharger failure. Make extra effort
so that contact between parts is not
made.

TO SUPERCHARGER VOLUTE

1/8 NPT TO 1/4”
HOSE BARB (7P125-036)

14.5 STEPLESS CLAMP
(7R004-003) 2 PLACES

1/4” I.D. HOSE

1/8 NPT TO 1/4” HOSE
BARB 90

(7P125-037)

FLOW

AIR CHECK VALVE

(7P125-110)

1/8 NPT HEX

NIPPLE

(7P125-108)

OIL FEED FITTING

(7P375-094)

TO SUPERCHARGER

GEARCASE OIL FEED

3/8” COPPER WASHER

(7J375-024) 2 PLACES

AIR ASSIST FITTING

(7P125-039)

ENGINE OIL IN

Fig. 9-a

V-9 OIL FEED

SCHEMATIC

This manual is related to the following products:

1999-2001 5.7L LS1 F-Body