Banks Power Jeep Trucks: (Gas ’91 - 02 2.5L) Exhaust- TorqueTube system '91-02 2.5L Wrangler User Manual

Page 5

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96437 v.3.0

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11.

Inspect the exhaust and intake

mounting surfaces of the cylinder head
and remove any rust or carbon that
might prevent the TorqueTube or
intake manifold from sealing. Be
careful debris does not enter the
engine ports.

12.

Install the supplied gasket onto

the cylinder head dowels. Ensure the
gasket (black side) is towards the
cylinder head and the metal side
towards the exhaust manifold. Place a
small amount of anti-seize on the
threads of each of the seven (7)
factory intake and exhaust bolt/nuts.

13.

Install TorqueTube manifold onto

the cylinder head and support with
loosely installed bolt/nuts in locations
1, 6 and 7.

14.

Install bolts 2 and 3 about three

turns into engine block. Guide the
intake manifold onto the cylinder head
dowels. Loosely install all remaining
intake/exhaust factory bolts. Be sure
TorqueTubes and intake manifold seats
flush as bolts are tightened.

15.

Torque all exhaust and intake

manifold bolts to 25 ft-lbs in the
sequence shown (see

Figure 2). Insert

the supplied conical gasket onto the
headpipe. Re-connect headpipe to the
TorqueTube manifold with the supplied

3

8

" hardware.

16.

If headpipe was removed, tighten

and torque headpipe hardware to
35-ft-lbs.

17.

Reinstall the power steering pump

and mount bracket to the intake
manifold. Reinstall the belt and adjust
the belt tensioner to the vehicle
specification.

18.

Reconnect all vacuum and

electrical connections on the intake
manifold. Reinstall the throttle cable,
transmission pressure line cable and
cruise control (if applicable).

19.

Reinstallation the fuel line.

Reconnect the exhaust O

2

sensor.

20.

Reinstall the air inlet hose onto

throttle body. Reinstall the air cleaner
assembly if removed.

Note: Your System contains two (2)
Banks Power decals. These decals can be
placed on top of the Wrangler 4.0L
factory emblem or wherever
aesthetically pleasing.Your system also
contains a CARB EO label for emissions
purposes. This label should be placed on
the grill/radiator cross member inside the
engine compartment, so that it is easily
seen by an emissions technician.

21.

Reconnect the battery. Start the

engine and listen for exhaust leaks.
Check the fuel line for any leaks. Once
normal operating temperatures have
been reached, drive the vehicle and
listen for any leaks or rattles. Correct
as necessary.

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