Section 04
ENGINE (DI)
Subsection 07
(EXHAUST SYSTEM)
SMR2002-065_04_07A.FM
04-07-7
Tuned Pipe
CAUTION:
Torque wrench tightening specifica-
tions must be strictly adhered to. Locking de-
vices (ex.: locking tabs, elastic stop nuts, self-
locking fasteners, etc.) must be installed or re-
placed with new ones where specified. If the
effiency of a locking device is impaired, it must
be renewed.
NOTE:
Loosen all pipe supports from engine be-
fore install tuned pipe.
Make sure to install the sealing ring
no. 15
on
tuned pipe cone if it was removed.
TYPICAL
1. Sealing ring
Apply a thin layer of Ultra Copper heat resistant
sealant (P/N 413 710 300) all around sealing ring
no. 15
.
CAUTION:
Damage to bushings and/or sleeve
will eventually cause stress to tuned pipe and
may cause cracking.
CAUTION:
It is very important that the threads
are free of debris before installing new self-
locking fasteners. Refer to removal procedure
for the proper thread cleaning procedure.
Clean the “Y” manifold and tuned pipe surfaces.
Screw stud
no. 21
into the “Y” manifold. Torque
to 47 N•m (35 lbf•ft).
Install the new bushing
no. 18
.
Torquing Sequence:
CAUTION:
Torque the tuned pipe in accor-
dance with the following sequence, otherwise
serious engine damage may occur.
NOTE:
Apply Loctite 243 (P/N 293 800 060) on
stud nut before tightening to 2.5 N•m (22 lbf•
in
).
Use special tool (P/N 529 035 505).
Install external seal
no. 22
and secure with a lock-
ing tie.
F07D0RA
1
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Summary of Contents for GTX 4-TEC 5573 2002
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