Pontiac tempest 1968 Service Manual page 110

REAR SUSPENSION
4-7
3. Install bushing in axle housing bracket by ar­
ranging tools as shown i n F i g . 4-10 and press bush­
ing into place. Use care to keep bushing properly
aligned. Lightly lubricate bushing to increase ease of
Installation.
.4 Position control a r m in place and install pivot
bolt. While holding nut, tighten pivot bolt to 105
l b . ft. torque or while holding pivot bolt, tighten nut
to 80 l b . f t , torque.
MINIMUM PRESSURE-IV FSI
For best ride characteristics with an empty car, a
minimum pressure of 10 psi should be maintained.
MAXIMUM PRESSURE-90 PSI
The pressure may be varied to a maximum of 90
p s i to level the car with loads.
SUPERLIFT SHOCK ABSORBER
PONTIAC AND TEMPEST
REMOVAL
1. Remove vacuum lines from both shocks and seal
port openings.
NEOPRENE BOOT
Do not rotate free end of a Superlift unit after
opposite end has been attached.
EXHAUST SYSTEM
2. Remove nuts, bolts and lock washers at upper
end of shock absorbers.
3. Remove self-locking nuts from lower end and
remove shock absorbers.
INSTALLATION
1. Install shock absorbers by reversing above
steps.
2. Tighten lower self-lock nut 65 l b . ft. torque
and upper bolt 20 l b . ft. torque.
The air lines cannot withstand exhaust system
temperatures. At least 1,50" clearance should be
maintained between the air lines and any portion of
the exhaust system.
LINES AND FITTINGS (Fig. 4-11 and 4-12) ,
Flexible a i r lines are used throughout the system
and are i n 1/8" diameter tubing. Each fitting con­
sists of a rubber seal, metal sleeve and nut (Fig.
4-13). These parts are Intended specifically for
the 1/8" diameter line and must be used to affect
a reliable seal.
PRECAUTIONS
The precautions outlined below should be heeded
to insure satisfactory function of t h e Superlift
system:
NOTE: While the lines are flexible for easy rout­
ing and handling, care should be taken not to kink
them and to keep them from coming in contact with
the exhaust system.
PONTIAC AUTOMATIC LEVEL CONTROL
SERVICE PROCEDURES
REMOVAL AND INSTALLATION OF TUBING
(Pig. 4-14)
Tubing may be removed by simply unscrewing the
nut. Be sure system is deflated thru service valve
before separating air lines. When installing tubing at
any Automatic Level Control fitting, be careful not to
kink line.
1. Preassemble metal sleeve and rubber seal.
2. Place nut on tubing.
3. Insert tube into metal sleeve and rubber seal
until tube bottoms.
Fig. 4 - 1 0 Installing Lower Control Arm Rear
Bushing - Pontiac
4 . Holding tube in bottomed position, tighten the
tube nut securely (70 l b . i n . ) .