F EXHAUST SYSTEM x t s r y gi 1 i E K f 2 a l ixim ii TAVV K Q M v v i e v FIG F 4 EXHAUST MANIFOLD V V m HURRICANE F4 ENGINE 1 rv fwanwbii V 2 End Gasket 3 St d i V Z i L il 4 M if d 5 Center Gasket VV gy i 7 Gasket Q s v lI I V ii Z I E F 5 EXHAUST SYSTEM SERVICING S i 4 The following paragraphs F 6 through F 10 describe the service that may be performed on the i iiii I exhaust system on the eep vehicles V l l v 1 C i Yi l V I I F 6 Exhaust Manifold Installation pggl When assembling the exhaust manifold to the cylin 5 T V Q 4 V der block on the F4 engine install a new gasket V T Before installing the manifold have the mating sur E faces clean and smooth If stud threads on the Hur V VV ricane F4 engine are damaged correct the condition with a thread die or replace the studs When installing the exhaust manifold there should l be no bind between the manifold studs and stud holes Where such a condition is experienced the stud hole at either end of the manifold must be enlarged only enough to relieve the binding con dition 6 Torque exhaust manifold attaching nuts 29 to 35 lb ft 4 0 a 4 8 kg rn on F4 134 engine 15 to 20 V E V lb ft 2 1 a 2 8 kg m on V 6 engine as described 1 V E V V V i i 5 T i I in Par C 5 V F 7 Heat Control Valve Replacement VV VVVVV Refer to Par F 3 f V V 5 T i f 6 14372 14287 FIG p 5 EXHAUST MANIFQLDL FIG F 6 HEAT CONTROL VALVE LEFT SIDE V6 ENGINE DAUNTLESS V6 ENGINE 1 Manifold 1 Weight Forward Valve Open 2 Manifold Heat Collector 2 Weight Vertical Valve Closed 140