COLLECTORS
SERVICE MANUAL NUMBER 23
Installation
1.
Install muffler, as shown, into exhaust hose and molded tube. Fabricate muffler to tran-
som using 4-inch I.D. exhaust hose, cut to required length.
NOTE: Removable end of muffler ALWAYS goes toward exhaust elbow. This places direc-
tion marks on muffler body casting at the upper rear corner on the port side.
72783
IMPORTANT: A MOLDED exhaust tube MUST be used at exhaust elbow connection
to maintain positive separation of exhaust outlet and muffler inlet.
c
a
b
d
d
72781
a - Muffler
b - Molded Exhaust Tube - Muffler To Elbow
c - Exhaust Hose - Muffler To Thru-Transom Fitting - Cut To Length
d - Double Clamp Each Connection (Not Shown On Hose C)
2.
Double clamp each connection. Tighten each clamp securely.
IMPORTANT: After starting engine, check installation for leaks.
Maintenance Instructions
Maintenance inspection is owner’s responsibility and must be performed at intervals speci-
fied in owner’s Operation and Maintenance Manual.
1.
2.
3.
Check exhaust elbow attaching nuts for adequate tightness [20-25 lb. ft. (27-34 N·m)].
Check hose clamps for adequate tightness.
Periodically check tubes/hoses for soft spots, brittleness, cracks, and general condition.
Replace as necessary.
Index
Index
Page 7D-14
90-861326--1 MARCH 1999
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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Marine readers have rated Mercury MerCruiser GM V8 GM V8 454 CID 7.4L and 502 cid 8.2L Marine Engines Service Manual Number 23 5.0 out of 5.0 based on 1 product reviews. Just need the manual. Wrote review. Can't technically review what I haven't seen yet...