EXHAUST SYSTEM AND INTAKE MANIFOLD
CONTENTS
page
page
GENERAL INFORMATION
CATALYTIC CONVERTERS . . . . . . . . . . . . . . . . . 1
EXHAUST GAS RECIRCULATION (EGR) . . . . . . . 2
EXHAUST SYSTEM . . . . . . . . . . . . . . . . . . . . . . . 1
HEAT SHIELDS . . . . . . . . . . . . . . . . . . . . . . . . . . 2
DESCRIPTION AND OPERATION
EXHAUST MANIFOLDS—3.2L . . . . . . . . . . . . . . 2
EXHAUST MANIFOLD—2.7L . . . . . . . . . . . . . . . 2
INTAKE MANIFOLD—2.7L . . . . . . . . . . . . . . . . . 2
INTAKE MANIFOLD—3.2L . . . . . . . . . . . . . . . . . 2
DIAGNOSIS AND TESTING
EXHAUST SYSTEM . . . . . . . . . . . . . . . . . . . . . . . 3
REMOVAL AND INSTALLATION
CATALYTIC CONVERTERS . . . . . . . . . . . . . . . . . 5
EXHAUST MANIFOLDS—2.7L . . . . . . . . . . . . . 11
EXHAUST MANIFOLDS—3.2L . . . . . . . . . . . . . 12
EXHAUST SYSTEM . . . . . . . . . . . . . . . . . . . . . . . 4
INTAKE MANIFOLD—LOWER 2.7L . . . . . . . . . . 8
INTAKE MANIFOLD—LOWER 3.2L . . . . . . . . . 10
INTAKE MANIFOLD—UPPER 2.7L . . . . . . . . . . . 7
INTAKE MANIFOLD—UPPER 3.2L . . . . . . . . . . 9
MUFFLER AND FRONT RESONATOR . . . . . . . . . 5
TAILPIPE/REAR RESONATOR . . . . . . . . . . . . . . . 5
CLEANING AND INSPECTION
EXHAUST MANIFOLDS . . . . . . . . . . . . . . . . . . . 13
INTAKE MANIFOLD . . . . . . . . . . . . . . . . . . . . . . 13
SPECIFICATIONS
TORQUE CHART . . . . . . . . . . . . . . . . . . . . . . . . 13
GENERAL INFORMATION
EXHAUST SYSTEM
The exhaust system (Fig. 1) consist of two front
close coupled catalytic converters. Both converters
attach directly to the exhaust manifold using a
V-Band clamp. The exhaust down pipes exit the con-
verters and connect into the front resonator. The
front resonator, intermediate pipe, and muffler are
one single module. The rear resonator and tailpipe
connect to the muffler outlet. The upstream oxygen
sensors are located in each exhaust manifold. The
downstream oxygen sensors are located at the rear of
each catalytic converter.
CATALYTIC CONVERTERS
There is no regularly scheduled maintenance on
any Chrysler catalytic converter. Excessive heat may
Fig. 1 Exhaust System
LH
EXHAUST SYSTEM AND INTAKE MANIFOLD
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